Home / 447,946,127.60-671,919,191.40-124,829,999.60

Finding the Fourth Proportional to 447,946,127.60, 671,919,191.40 and 124,829,999.60

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Solution

The fourth proportional to 447,946,127.60, 671,919,191.40 and 124,829,999.60 is: 187,244,999.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,946,127.60 : 671,919,191.40 = 124,829,999.60 : x
  2. Step 2: Convert to fraction form
    447,946,127.60/671,919,191.40 = 124,829,999.60/x
  3. Step 3: Cross multiply
    447,946,127.60x = 671,919,191.40 × 124,829,999.60
  4. Step 4: Simplify right side
    447,946,127.60x = 83,875,672,393,694,320
  5. Step 5: Solve for x
    x = 83,875,672,393,694,320/447,946,127.60
  6. Step 6: Final answer
    x = 187,244,999.40

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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.