Home / 152,604,974.48-229,008,300.12-71,849,037.20

Finding the Fourth Proportional to 152,604,974.48, 229,008,300.12 and 71,849,037.20

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Solution

The fourth proportional to 152,604,974.48, 229,008,300.12 and 71,849,037.20 is: 107,821,032.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,604,974.48 : 229,008,300.12 = 71,849,037.20 : x
  2. Step 2: Convert to fraction form
    152,604,974.48/229,008,300.12 = 71,849,037.20/x
  3. Step 3: Cross multiply
    152,604,974.48x = 229,008,300.12 × 71,849,037.20
  4. Step 4: Simplify right side
    152,604,974.48x = 16,454,025,874,430,646
  5. Step 5: Solve for x
    x = 16,454,025,874,430,646/152,604,974.48
  6. Step 6: Final answer
    x = 107,821,032.25

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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.