Home / 731,306,773,035.45-1,009,205,704,965.10-406,146,064,847.61

Finding the Fourth Proportional to 731,306,773,035.45, 1,009,205,704,965.10 and 406,146,064,847.61

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Solution

The fourth proportional to 731,306,773,035.45, 1,009,205,704,965.10 and 406,146,064,847.61 is: 560,482,879,150.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,306,773,035.45 : 1,009,205,704,965.10 = 406,146,064,847.61 : x
  2. Step 2: Convert to fraction form
    731,306,773,035.45/1,009,205,704,965.10 = 406,146,064,847.61/x
  3. Step 3: Cross multiply
    731,306,773,035.45x = 1,009,205,704,965.10 × 406,146,064,847.61
  4. Step 4: Simplify right side
    731,306,773,035.45x = 409,884,925,693,333,413,560,320
  5. Step 5: Solve for x
    x = 409,884,925,693,333,413,560,320/731,306,773,035.45
  6. Step 6: Final answer
    x = 560,482,879,150.72

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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.