Home / 13,708,558,865.39-20,564,247,231.72-4,744,733,463.92

Finding the Fourth Proportional to 13,708,558,865.39, 20,564,247,231.72 and 4,744,733,463.92

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Solution

The fourth proportional to 13,708,558,865.39, 20,564,247,231.72 and 4,744,733,463.92 is: 7,117,587,848.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,708,558,865.39 : 20,564,247,231.72 = 4,744,733,463.92 : x
  2. Step 2: Convert to fraction form
    13,708,558,865.39/20,564,247,231.72 = 4,744,733,463.92/x
  3. Step 3: Cross multiply
    13,708,558,865.39x = 20,564,247,231.72 × 4,744,733,463.92
  4. Step 4: Simplify right side
    13,708,558,865.39x = 97,571,872,000,563,298,304
  5. Step 5: Solve for x
    x = 97,571,872,000,563,298,304/13,708,558,865.39
  6. Step 6: Final answer
    x = 7,117,587,848.49

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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.