Home / 579,413,898.60-869,274,812.70-251,748,810.60

Finding the Fourth Proportional to 579,413,898.60, 869,274,812.70 and 251,748,810.60

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Solution

The fourth proportional to 579,413,898.60, 869,274,812.70 and 251,748,810.60 is: 377,690,111.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,413,898.60 : 869,274,812.70 = 251,748,810.60 : x
  2. Step 2: Convert to fraction form
    579,413,898.60/869,274,812.70 = 251,748,810.60/x
  3. Step 3: Cross multiply
    579,413,898.60x = 869,274,812.70 × 251,748,810.60
  4. Step 4: Simplify right side
    579,413,898.60x = 218,838,900,181,762,784
  5. Step 5: Solve for x
    x = 218,838,900,181,762,784/579,413,898.60
  6. Step 6: Final answer
    x = 377,690,111.87

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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.