Home / 852,177,895.83-1,277,136,793.44-437,637,972.60

Finding the Fourth Proportional to 852,177,895.83, 1,277,136,793.44 and 437,637,972.60

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Solution

The fourth proportional to 852,177,895.83, 1,277,136,793.44 and 437,637,972.60 is: 655,876,618.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,177,895.83 : 1,277,136,793.44 = 437,637,972.60 : x
  2. Step 2: Convert to fraction form
    852,177,895.83/1,277,136,793.44 = 437,637,972.60/x
  3. Step 3: Cross multiply
    852,177,895.83x = 1,277,136,793.44 × 437,637,972.60
  4. Step 4: Simplify right side
    852,177,895.83x = 558,923,557,013,946,624
  5. Step 5: Solve for x
    x = 558,923,557,013,946,624/852,177,895.83
  6. Step 6: Final answer
    x = 655,876,618.89

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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.