Home / 98,885,279.80-148,390,905.30-57,944,639.80

Finding the Fourth Proportional to 98,885,279.80, 148,390,905.30 and 57,944,639.80

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Solution

The fourth proportional to 98,885,279.80, 148,390,905.30 and 57,944,639.80 is: 86,953,867.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,885,279.80 : 148,390,905.30 = 57,944,639.80 : x
  2. Step 2: Convert to fraction form
    98,885,279.80/148,390,905.30 = 57,944,639.80/x
  3. Step 3: Cross multiply
    98,885,279.80x = 148,390,905.30 × 57,944,639.80
  4. Step 4: Simplify right side
    98,885,279.80x = 8,598,457,557,204,411
  5. Step 5: Solve for x
    x = 8,598,457,557,204,411/98,885,279.80
  6. Step 6: Final answer
    x = 86,953,867.90

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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.