Home / 3,779,142,435.40-5,668,713,653.10-3,677,105,763.40

Finding the Fourth Proportional to 3,779,142,435.40, 5,668,713,653.10 and 3,677,105,763.40

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Solution

The fourth proportional to 3,779,142,435.40, 5,668,713,653.10 and 3,677,105,763.40 is: 5,515,658,645.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,779,142,435.40 : 5,668,713,653.10 = 3,677,105,763.40 : x
  2. Step 2: Convert to fraction form
    3,779,142,435.40/5,668,713,653.10 = 3,677,105,763.40/x
  3. Step 3: Cross multiply
    3,779,142,435.40x = 5,668,713,653.10 × 3,677,105,763.40
  4. Step 4: Simplify right side
    3,779,142,435.40x = 20,844,459,644,878,278,656
  5. Step 5: Solve for x
    x = 20,844,459,644,878,278,656/3,779,142,435.40
  6. Step 6: Final answer
    x = 5,515,658,645.10

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.