Home / 13,472,355,531.12-20,210,432,295.72-4,156,860,873.84

Finding the Fourth Proportional to 13,472,355,531.12, 20,210,432,295.72 and 4,156,860,873.84

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Solution

The fourth proportional to 13,472,355,531.12, 20,210,432,295.72 and 4,156,860,873.84 is: 6,235,877,242.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,472,355,531.12 : 20,210,432,295.72 = 4,156,860,873.84 : x
  2. Step 2: Convert to fraction form
    13,472,355,531.12/20,210,432,295.72 = 4,156,860,873.84/x
  3. Step 3: Cross multiply
    13,472,355,531.12x = 20,210,432,295.72 × 4,156,860,873.84
  4. Step 4: Simplify right side
    13,472,355,531.12x = 84,011,955,253,470,806,016
  5. Step 5: Solve for x
    x = 84,011,955,253,470,806,016/13,472,355,531.12
  6. Step 6: Final answer
    x = 6,235,877,242.06

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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.