Home / 614,592,003.70-921,888,005.55-508,423,683.70

Finding the Fourth Proportional to 614,592,003.70, 921,888,005.55 and 508,423,683.70

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Solution

The fourth proportional to 614,592,003.70, 921,888,005.55 and 508,423,683.70 is: 762,635,525.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,592,003.70 : 921,888,005.55 = 508,423,683.70 : x
  2. Step 2: Convert to fraction form
    614,592,003.70/921,888,005.55 = 508,423,683.70/x
  3. Step 3: Cross multiply
    614,592,003.70x = 921,888,005.55 × 508,423,683.70
  4. Step 4: Simplify right side
    614,592,003.70x = 468,709,695,740,577,024
  5. Step 5: Solve for x
    x = 468,709,695,740,577,024/614,592,003.70
  6. Step 6: Final answer
    x = 762,635,525.55

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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.