Home / 53,920,046.40-80,880,069.60-53,584,123.20

Finding the Fourth Proportional to 53,920,046.40, 80,880,069.60 and 53,584,123.20

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Solution

The fourth proportional to 53,920,046.40, 80,880,069.60 and 53,584,123.20 is: 80,376,184.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,920,046.40 : 80,880,069.60 = 53,584,123.20 : x
  2. Step 2: Convert to fraction form
    53,920,046.40/80,880,069.60 = 53,584,123.20/x
  3. Step 3: Cross multiply
    53,920,046.40x = 80,880,069.60 × 53,584,123.20
  4. Step 4: Simplify right side
    53,920,046.40x = 4,333,887,613,870,974.50
  5. Step 5: Solve for x
    x = 4,333,887,613,870,974.50/53,920,046.40
  6. Step 6: Final answer
    x = 80,376,184.80

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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.