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Finding the Fourth Proportional to 370,792,648.70, 558,408,607.89 and 337,695,437.39

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Solution

The fourth proportional to 370,792,648.70, 558,408,607.89 and 337,695,437.39 is: 508,564,664.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,792,648.70 : 558,408,607.89 = 337,695,437.39 : x
  2. Step 2: Convert to fraction form
    370,792,648.70/558,408,607.89 = 337,695,437.39/x
  3. Step 3: Cross multiply
    370,792,648.70x = 558,408,607.89 × 337,695,437.39
  4. Step 4: Simplify right side
    370,792,648.70x = 188,572,039,080,962,496
  5. Step 5: Solve for x
    x = 188,572,039,080,962,496/370,792,648.70
  6. Step 6: Final answer
    x = 508,564,664.77

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.