Home / 242,410,945.34-334,528,126.11-136,565,630.59

Finding the Fourth Proportional to 242,410,945.34, 334,528,126.11 and 136,565,630.59

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Solution

The fourth proportional to 242,410,945.34, 334,528,126.11 and 136,565,630.59 is: 188,461,145.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,410,945.34 : 334,528,126.11 = 136,565,630.59 : x
  2. Step 2: Convert to fraction form
    242,410,945.34/334,528,126.11 = 136,565,630.59/x
  3. Step 3: Cross multiply
    242,410,945.34x = 334,528,126.11 × 136,565,630.59
  4. Step 4: Simplify right side
    242,410,945.34x = 45,685,044,491,466,880
  5. Step 5: Solve for x
    x = 45,685,044,491,466,880/242,410,945.34
  6. Step 6: Final answer
    x = 188,461,145.71

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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.