Home / 107,409,712.60-160,736,655.30-98,339,786.20

Finding the Fourth Proportional to 107,409,712.60, 160,736,655.30 and 98,339,786.20

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Solution

The fourth proportional to 107,409,712.60, 160,736,655.30 and 98,339,786.20 is: 147,163,677.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,409,712.60 : 160,736,655.30 = 98,339,786.20 : x
  2. Step 2: Convert to fraction form
    107,409,712.60/160,736,655.30 = 98,339,786.20/x
  3. Step 3: Cross multiply
    107,409,712.60x = 160,736,655.30 × 98,339,786.20
  4. Step 4: Simplify right side
    107,409,712.60x = 15,806,808,316,705,098
  5. Step 5: Solve for x
    x = 15,806,808,316,705,098/107,409,712.60
  6. Step 6: Final answer
    x = 147,163,677.60

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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.