Home / 453,305,130.30-679,957,695.45-146,817,200.70

Finding the Fourth Proportional to 453,305,130.30, 679,957,695.45 and 146,817,200.70

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Solution

The fourth proportional to 453,305,130.30, 679,957,695.45 and 146,817,200.70 is: 220,225,801.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,305,130.30 : 679,957,695.45 = 146,817,200.70 : x
  2. Step 2: Convert to fraction form
    453,305,130.30/679,957,695.45 = 146,817,200.70/x
  3. Step 3: Cross multiply
    453,305,130.30x = 679,957,695.45 × 146,817,200.70
  4. Step 4: Simplify right side
    453,305,130.30x = 99,829,485,440,392,128
  5. Step 5: Solve for x
    x = 99,829,485,440,392,128/453,305,130.30
  6. Step 6: Final answer
    x = 220,225,801.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.