Home / 103,196,475.62-142,409,334.49-56,151,961.95

Finding the Fourth Proportional to 103,196,475.62, 142,409,334.49 and 56,151,961.95

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Solution

The fourth proportional to 103,196,475.62, 142,409,334.49 and 56,151,961.95 is: 77,488,727.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,196,475.62 : 142,409,334.49 = 56,151,961.95 : x
  2. Step 2: Convert to fraction form
    103,196,475.62/142,409,334.49 = 56,151,961.95/x
  3. Step 3: Cross multiply
    103,196,475.62x = 142,409,334.49 × 56,151,961.95
  4. Step 4: Simplify right side
    103,196,475.62x = 7,996,563,531,607,304
  5. Step 5: Solve for x
    x = 7,996,563,531,607,304/103,196,475.62
  6. Step 6: Final answer
    x = 77,488,727.05

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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.