Home / 82,708,766.01-114,137,159.40-45,538,287.21

Finding the Fourth Proportional to 82,708,766.01, 114,137,159.40 and 45,538,287.21

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Solution

The fourth proportional to 82,708,766.01, 114,137,159.40 and 45,538,287.21 is: 62,842,320.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,708,766.01 : 114,137,159.40 = 45,538,287.21 : x
  2. Step 2: Convert to fraction form
    82,708,766.01/114,137,159.40 = 45,538,287.21/x
  3. Step 3: Cross multiply
    82,708,766.01x = 114,137,159.40 × 45,538,287.21
  4. Step 4: Simplify right side
    82,708,766.01x = 5,197,610,746,090,752
  5. Step 5: Solve for x
    x = 5,197,610,746,090,752/82,708,766.01
  6. Step 6: Final answer
    x = 62,842,320.07

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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.