Home / 757,803,811.60-1,136,705,717.40-747,600,144.40

Finding the Fourth Proportional to 757,803,811.60, 1,136,705,717.40 and 747,600,144.40

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Solution

The fourth proportional to 757,803,811.60, 1,136,705,717.40 and 747,600,144.40 is: 1,121,400,216.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,803,811.60 : 1,136,705,717.40 = 747,600,144.40 : x
  2. Step 2: Convert to fraction form
    757,803,811.60/1,136,705,717.40 = 747,600,144.40/x
  3. Step 3: Cross multiply
    757,803,811.60x = 1,136,705,717.40 × 747,600,144.40
  4. Step 4: Simplify right side
    757,803,811.60x = 849,801,358,468,545,664
  5. Step 5: Solve for x
    x = 849,801,358,468,545,664/757,803,811.60
  6. Step 6: Final answer
    x = 1,121,400,216.60

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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.