Home / 113,026,811.66-155,966,339.11-63,457,504.10

Finding the Fourth Proportional to 113,026,811.66, 155,966,339.11 and 63,457,504.10

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Solution

The fourth proportional to 113,026,811.66, 155,966,339.11 and 63,457,504.10 is: 87,565,370.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,026,811.66 : 155,966,339.11 = 63,457,504.10 : x
  2. Step 2: Convert to fraction form
    113,026,811.66/155,966,339.11 = 63,457,504.10/x
  3. Step 3: Cross multiply
    113,026,811.66x = 155,966,339.11 × 63,457,504.10
  4. Step 4: Simplify right side
    113,026,811.66x = 9,897,234,602,437,696
  5. Step 5: Solve for x
    x = 9,897,234,602,437,696/113,026,811.66
  6. Step 6: Final answer
    x = 87,565,370.18

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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.