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Finding the Fourth Proportional to 555,692,793.32, 833,615,840.61 and 322,633,263.98

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Solution

The fourth proportional to 555,692,793.32, 833,615,840.61 and 322,633,263.98 is: 483,994,399.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,692,793.32 : 833,615,840.61 = 322,633,263.98 : x
  2. Step 2: Convert to fraction form
    555,692,793.32/833,615,840.61 = 322,633,263.98/x
  3. Step 3: Cross multiply
    555,692,793.32x = 833,615,840.61 × 322,633,263.98
  4. Step 4: Simplify right side
    555,692,793.32x = 268,952,199,557,267,680
  5. Step 5: Solve for x
    x = 268,952,199,557,267,680/555,692,793.32
  6. Step 6: Final answer
    x = 483,994,399.05

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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.