Home / 57,947,136,985.20-86,920,705,477.80-31,499,231,602.80

Finding the Fourth Proportional to 57,947,136,985.20, 86,920,705,477.80 and 31,499,231,602.80

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Solution

The fourth proportional to 57,947,136,985.20, 86,920,705,477.80 and 31,499,231,602.80 is: 47,248,847,404.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,947,136,985.20 : 86,920,705,477.80 = 31,499,231,602.80 : x
  2. Step 2: Convert to fraction form
    57,947,136,985.20/86,920,705,477.80 = 31,499,231,602.80/x
  3. Step 3: Cross multiply
    57,947,136,985.20x = 86,920,705,477.80 × 31,499,231,602.80
  4. Step 4: Simplify right side
    57,947,136,985.20x = 2,737,935,432,923,988,623,360
  5. Step 5: Solve for x
    x = 2,737,935,432,923,988,623,360/57,947,136,985.20
  6. Step 6: Final answer
    x = 47,248,847,404.20

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Double scale
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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.