Home / 462,155,150.69-637,842,559.17-292,625,145.68

Finding the Fourth Proportional to 462,155,150.69, 637,842,559.17 and 292,625,145.68

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Solution

The fourth proportional to 462,155,150.69, 637,842,559.17 and 292,625,145.68 is: 403,866,042.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,155,150.69 : 637,842,559.17 = 292,625,145.68 : x
  2. Step 2: Convert to fraction form
    462,155,150.69/637,842,559.17 = 292,625,145.68/x
  3. Step 3: Cross multiply
    462,155,150.69x = 637,842,559.17 × 292,625,145.68
  4. Step 4: Simplify right side
    462,155,150.69x = 186,648,771,798,025,248
  5. Step 5: Solve for x
    x = 186,648,771,798,025,248/462,155,150.69
  6. Step 6: Final answer
    x = 403,866,042.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.