Home / 13,356,398,211.30-20,054,366,922.15-7,472,708,612.10

Finding the Fourth Proportional to 13,356,398,211.30, 20,054,366,922.15 and 7,472,708,612.10

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Solution

The fourth proportional to 13,356,398,211.30, 20,054,366,922.15 and 7,472,708,612.10 is: 11,220,123,721.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,356,398,211.30 : 20,054,366,922.15 = 7,472,708,612.10 : x
  2. Step 2: Convert to fraction form
    13,356,398,211.30/20,054,366,922.15 = 7,472,708,612.10/x
  3. Step 3: Cross multiply
    13,356,398,211.30x = 20,054,366,922.15 × 7,472,708,612.10
  4. Step 4: Simplify right side
    13,356,398,211.30x = 149,860,440,409,363,709,952
  5. Step 5: Solve for x
    x = 149,860,440,409,363,709,952/13,356,398,211.30
  6. Step 6: Final answer
    x = 11,220,123,721.87

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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.