Home / 472,396,094.30-708,594,141.45-429,349,373.30

Finding the Fourth Proportional to 472,396,094.30, 708,594,141.45 and 429,349,373.30

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Solution

The fourth proportional to 472,396,094.30, 708,594,141.45 and 429,349,373.30 is: 644,024,059.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,396,094.30 : 708,594,141.45 = 429,349,373.30 : x
  2. Step 2: Convert to fraction form
    472,396,094.30/708,594,141.45 = 429,349,373.30/x
  3. Step 3: Cross multiply
    472,396,094.30x = 708,594,141.45 × 429,349,373.30
  4. Step 4: Simplify right side
    472,396,094.30x = 304,234,450,555,609,088
  5. Step 5: Solve for x
    x = 304,234,450,555,609,088/472,396,094.30
  6. Step 6: Final answer
    x = 644,024,059.95

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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.