Home / 577,720,358.10-866,692,511.55-290,506,022.10

Finding the Fourth Proportional to 577,720,358.10, 866,692,511.55 and 290,506,022.10

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Solution

The fourth proportional to 577,720,358.10, 866,692,511.55 and 290,506,022.10 is: 435,815,339.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,720,358.10 : 866,692,511.55 = 290,506,022.10 : x
  2. Step 2: Convert to fraction form
    577,720,358.10/866,692,511.55 = 290,506,022.10/x
  3. Step 3: Cross multiply
    577,720,358.10x = 866,692,511.55 × 290,506,022.10
  4. Step 4: Simplify right side
    577,720,358.10x = 251,779,393,914,248,800
  5. Step 5: Solve for x
    x = 251,779,393,914,248,800/577,720,358.10
  6. Step 6: Final answer
    x = 435,815,339.35

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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.