Home / 3,779,142,022.60-5,278,554,431-3,779,142,022.60

Finding the Fourth Proportional to 3,779,142,022.60, 5,278,554,431 and 3,779,142,022.60

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Solution

The fourth proportional to 3,779,142,022.60, 5,278,554,431 and 3,779,142,022.60 is: 5,278,554,431

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,779,142,022.60 : 5,278,554,431 = 3,779,142,022.60 : x
  2. Step 2: Convert to fraction form
    3,779,142,022.60/5,278,554,431 = 3,779,142,022.60/x
  3. Step 3: Cross multiply
    3,779,142,022.60x = 5,278,554,431 × 3,779,142,022.60
  4. Step 4: Simplify right side
    3,779,142,022.60x = 19,948,406,868,773,531,648
  5. Step 5: Solve for x
    x = 19,948,406,868,773,531,648/3,779,142,022.60
  6. Step 6: Final answer
    x = 5,278,554,431

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.