Home / 13,454,134,064.45-20,176,527,612.82-7,487,365,788.39

Finding the Fourth Proportional to 13,454,134,064.45, 20,176,527,612.82 and 7,487,365,788.39

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Solution

The fourth proportional to 13,454,134,064.45, 20,176,527,612.82 and 7,487,365,788.39 is: 11,228,447,840.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,454,134,064.45 : 20,176,527,612.82 = 7,487,365,788.39 : x
  2. Step 2: Convert to fraction form
    13,454,134,064.45/20,176,527,612.82 = 7,487,365,788.39/x
  3. Step 3: Cross multiply
    13,454,134,064.45x = 20,176,527,612.82 × 7,487,365,788.39
  4. Step 4: Simplify right side
    13,454,134,064.45x = 151,069,042,576,762,601,472
  5. Step 5: Solve for x
    x = 151,069,042,576,762,601,472/13,454,134,064.45
  6. Step 6: Final answer
    x = 11,228,447,840.13

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1.5x scale

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.