Home / 290,371,837.20-435,557,755.80-224,614,870.80

Finding the Fourth Proportional to 290,371,837.20, 435,557,755.80 and 224,614,870.80

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Solution

The fourth proportional to 290,371,837.20, 435,557,755.80 and 224,614,870.80 is: 336,922,306.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,371,837.20 : 435,557,755.80 = 224,614,870.80 : x
  2. Step 2: Convert to fraction form
    290,371,837.20/435,557,755.80 = 224,614,870.80/x
  3. Step 3: Cross multiply
    290,371,837.20x = 435,557,755.80 × 224,614,870.80
  4. Step 4: Simplify right side
    290,371,837.20x = 97,832,749,044,954,960
  5. Step 5: Solve for x
    x = 97,832,749,044,954,960/290,371,837.20
  6. Step 6: Final answer
    x = 336,922,306.20

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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.