Home / 530,044,543.66-731,437,874.90-303,821,347.04

Finding the Fourth Proportional to 530,044,543.66, 731,437,874.90 and 303,821,347.04

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Solution

The fourth proportional to 530,044,543.66, 731,437,874.90 and 303,821,347.04 is: 419,259,934.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,044,543.66 : 731,437,874.90 = 303,821,347.04 : x
  2. Step 2: Convert to fraction form
    530,044,543.66/731,437,874.90 = 303,821,347.04/x
  3. Step 3: Cross multiply
    530,044,543.66x = 731,437,874.90 × 303,821,347.04
  4. Step 4: Simplify right side
    530,044,543.66x = 222,226,440,428,193,024
  5. Step 5: Solve for x
    x = 222,226,440,428,193,024/530,044,543.66
  6. Step 6: Final answer
    x = 419,259,934.07

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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.