Home / 942,441,998.53-1,300,661,822.85-703,873,000.68

Finding the Fourth Proportional to 942,441,998.53, 1,300,661,822.85 and 703,873,000.68

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Solution

The fourth proportional to 942,441,998.53, 1,300,661,822.85 and 703,873,000.68 is: 971,413,351.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,441,998.53 : 1,300,661,822.85 = 703,873,000.68 : x
  2. Step 2: Convert to fraction form
    942,441,998.53/1,300,661,822.85 = 703,873,000.68/x
  3. Step 3: Cross multiply
    942,441,998.53x = 1,300,661,822.85 × 703,873,000.68
  4. Step 4: Simplify right side
    942,441,998.53x = 915,500,740,109,325,312
  5. Step 5: Solve for x
    x = 915,500,740,109,325,312/942,441,998.53
  6. Step 6: Final answer
    x = 971,413,351.21

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.