Home / 791,424,001.80-1,187,136,002.70-703,748,046.60

Finding the Fourth Proportional to 791,424,001.80, 1,187,136,002.70 and 703,748,046.60

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Solution

The fourth proportional to 791,424,001.80, 1,187,136,002.70 and 703,748,046.60 is: 1,055,622,069.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,424,001.80 : 1,187,136,002.70 = 703,748,046.60 : x
  2. Step 2: Convert to fraction form
    791,424,001.80/1,187,136,002.70 = 703,748,046.60/x
  3. Step 3: Cross multiply
    791,424,001.80x = 1,187,136,002.70 × 703,748,046.60
  4. Step 4: Simplify right side
    791,424,001.80x = 835,444,642,948,657,408
  5. Step 5: Solve for x
    x = 835,444,642,948,657,408/791,424,001.80
  6. Step 6: Final answer
    x = 1,055,622,069.90

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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.