Home / 856,992,161.06-1,182,662,140.20-480,732,154.10

Finding the Fourth Proportional to 856,992,161.06, 1,182,662,140.20 and 480,732,154.10

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Solution

The fourth proportional to 856,992,161.06, 1,182,662,140.20 and 480,732,154.10 is: 663,417,641.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,992,161.06 : 1,182,662,140.20 = 480,732,154.10 : x
  2. Step 2: Convert to fraction form
    856,992,161.06/1,182,662,140.20 = 480,732,154.10/x
  3. Step 3: Cross multiply
    856,992,161.06x = 1,182,662,140.20 × 480,732,154.10
  4. Step 4: Simplify right side
    856,992,161.06x = 568,543,718,230,862,272
  5. Step 5: Solve for x
    x = 568,543,718,230,862,272/856,992,161.06
  6. Step 6: Final answer
    x = 663,417,641.45

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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.