Home / 342,564,695.28-472,738,087.20-185,931,801.76

Finding the Fourth Proportional to 342,564,695.28, 472,738,087.20 and 185,931,801.76

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Solution

The fourth proportional to 342,564,695.28, 472,738,087.20 and 185,931,801.76 is: 256,585,239.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,564,695.28 : 472,738,087.20 = 185,931,801.76 : x
  2. Step 2: Convert to fraction form
    342,564,695.28/472,738,087.20 = 185,931,801.76/x
  3. Step 3: Cross multiply
    342,564,695.28x = 472,738,087.20 × 185,931,801.76
  4. Step 4: Simplify right side
    342,564,695.28x = 87,897,044,313,671,984
  5. Step 5: Solve for x
    x = 87,897,044,313,671,984/342,564,695.28
  6. Step 6: Final answer
    x = 256,585,239.30

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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.