Home / 453,334,626.40-680,169,901.20-436,538,466.40

Finding the Fourth Proportional to 453,334,626.40, 680,169,901.20 and 436,538,466.40

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Solution

The fourth proportional to 453,334,626.40, 680,169,901.20 and 436,538,466.40 is: 654,969,438.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,334,626.40 : 680,169,901.20 = 436,538,466.40 : x
  2. Step 2: Convert to fraction form
    453,334,626.40/680,169,901.20 = 436,538,466.40/x
  3. Step 3: Cross multiply
    453,334,626.40x = 680,169,901.20 × 436,538,466.40
  4. Step 4: Simplify right side
    453,334,626.40x = 296,920,325,561,287,552
  5. Step 5: Solve for x
    x = 296,920,325,561,287,552/453,334,626.40
  6. Step 6: Final answer
    x = 654,969,438.18

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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.