Home / 115,062,831.12-158,786,700.84-62,139,534.32

Finding the Fourth Proportional to 115,062,831.12, 158,786,700.84 and 62,139,534.32

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Solution

The fourth proportional to 115,062,831.12, 158,786,700.84 and 62,139,534.32 is: 85,752,554.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,062,831.12 : 158,786,700.84 = 62,139,534.32 : x
  2. Step 2: Convert to fraction form
    115,062,831.12/158,786,700.84 = 62,139,534.32/x
  3. Step 3: Cross multiply
    115,062,831.12x = 158,786,700.84 × 62,139,534.32
  4. Step 4: Simplify right side
    115,062,831.12x = 9,866,931,646,406,754
  5. Step 5: Solve for x
    x = 9,866,931,646,406,754/115,062,831.12
  6. Step 6: Final answer
    x = 85,752,554.06

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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.