Home / 472,396,064.30-708,594,096.45-429,349,343.30

Finding the Fourth Proportional to 472,396,064.30, 708,594,096.45 and 429,349,343.30

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Solution

The fourth proportional to 472,396,064.30, 708,594,096.45 and 429,349,343.30 is: 644,024,014.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,396,064.30 : 708,594,096.45 = 429,349,343.30 : x
  2. Step 2: Convert to fraction form
    472,396,064.30/708,594,096.45 = 429,349,343.30/x
  3. Step 3: Cross multiply
    472,396,064.30x = 708,594,096.45 × 429,349,343.30
  4. Step 4: Simplify right side
    472,396,064.30x = 304,234,409,977,064,384
  5. Step 5: Solve for x
    x = 304,234,409,977,064,384/472,396,064.30
  6. Step 6: Final answer
    x = 644,024,014.95

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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.