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Finding the Fourth Proportional to 1,069,991,567.60, 1,604,987,351.40 and 957,751,228.40

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Solution

The fourth proportional to 1,069,991,567.60, 1,604,987,351.40 and 957,751,228.40 is: 1,436,626,842.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,991,567.60 : 1,604,987,351.40 = 957,751,228.40 : x
  2. Step 2: Convert to fraction form
    1,069,991,567.60/1,604,987,351.40 = 957,751,228.40/x
  3. Step 3: Cross multiply
    1,069,991,567.60x = 1,604,987,351.40 × 957,751,228.40
  4. Step 4: Simplify right side
    1,069,991,567.60x = 1,537,178,607,369,812,480
  5. Step 5: Solve for x
    x = 1,537,178,607,369,812,480/1,069,991,567.60
  6. Step 6: Final answer
    x = 1,436,626,842.60

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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.