Home / 958,990,174.80-1,323,406,390.68-518,957,026.80

Finding the Fourth Proportional to 958,990,174.80, 1,323,406,390.68 and 518,957,026.80

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Solution

The fourth proportional to 958,990,174.80, 1,323,406,390.68 and 518,957,026.80 is: 716,160,669.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,990,174.80 : 1,323,406,390.68 = 518,957,026.80 : x
  2. Step 2: Convert to fraction form
    958,990,174.80/1,323,406,390.68 = 518,957,026.80/x
  3. Step 3: Cross multiply
    958,990,174.80x = 1,323,406,390.68 × 518,957,026.80
  4. Step 4: Simplify right side
    958,990,174.80x = 686,791,045,755,412,096
  5. Step 5: Solve for x
    x = 686,791,045,755,412,096/958,990,174.80
  6. Step 6: Final answer
    x = 716,160,669.63

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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.