Home / 106,935,863.40-160,746,279.30-99,353,971.80

Finding the Fourth Proportional to 106,935,863.40, 160,746,279.30 and 99,353,971.80

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Solution

The fourth proportional to 106,935,863.40, 160,746,279.30 and 99,353,971.80 is: 149,349,159.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,935,863.40 : 160,746,279.30 = 99,353,971.80 : x
  2. Step 2: Convert to fraction form
    106,935,863.40/160,746,279.30 = 99,353,971.80/x
  3. Step 3: Cross multiply
    106,935,863.40x = 160,746,279.30 × 99,353,971.80
  4. Step 4: Simplify right side
    106,935,863.40x = 15,970,781,300,527,124
  5. Step 5: Solve for x
    x = 15,970,781,300,527,124/106,935,863.40
  6. Step 6: Final answer
    x = 149,349,159.33

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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.