Home / 115,605,405.71-173,399,386.95-36,818,729.17

Finding the Fourth Proportional to 115,605,405.71, 173,399,386.95 and 36,818,729.17

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Solution

The fourth proportional to 115,605,405.71, 173,399,386.95 and 36,818,729.17 is: 55,225,316.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,605,405.71 : 173,399,386.95 = 36,818,729.17 : x
  2. Step 2: Convert to fraction form
    115,605,405.71/173,399,386.95 = 36,818,729.17/x
  3. Step 3: Cross multiply
    115,605,405.71x = 173,399,386.95 × 36,818,729.17
  4. Step 4: Simplify right side
    115,605,405.71x = 6,384,345,066,356,082
  5. Step 5: Solve for x
    x = 6,384,345,066,356,082/115,605,405.71
  6. Step 6: Final answer
    x = 55,225,316.04

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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.