Home / 134,763,959.22-185,974,263.59-72,884,297.71

Finding the Fourth Proportional to 134,763,959.22, 185,974,263.59 and 72,884,297.71

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Solution

The fourth proportional to 134,763,959.22, 185,974,263.59 and 72,884,297.71 is: 100,580,330.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,763,959.22 : 185,974,263.59 = 72,884,297.71 : x
  2. Step 2: Convert to fraction form
    134,763,959.22/185,974,263.59 = 72,884,297.71/x
  3. Step 3: Cross multiply
    134,763,959.22x = 185,974,263.59 × 72,884,297.71
  4. Step 4: Simplify right side
    134,763,959.22x = 13,554,603,593,891,572
  5. Step 5: Solve for x
    x = 13,554,603,593,891,572/134,763,959.22
  6. Step 6: Final answer
    x = 100,580,330.77

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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.