Home / 144,970,493.55-200,059,314.08-79,780,397.55

Finding the Fourth Proportional to 144,970,493.55, 200,059,314.08 and 79,780,397.55

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Solution

The fourth proportional to 144,970,493.55, 200,059,314.08 and 79,780,397.55 is: 110,096,966.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,970,493.55 : 200,059,314.08 = 79,780,397.55 : x
  2. Step 2: Convert to fraction form
    144,970,493.55/200,059,314.08 = 79,780,397.55/x
  3. Step 3: Cross multiply
    144,970,493.55x = 200,059,314.08 × 79,780,397.55
  4. Step 4: Simplify right side
    144,970,493.55x = 15,960,811,610,483,808
  5. Step 5: Solve for x
    x = 15,960,811,610,483,808/144,970,493.55
  6. Step 6: Final answer
    x = 110,096,966.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.