Home / 332,178,288.40-498,264,808.20-86,534,448.40

Finding the Fourth Proportional to 332,178,288.40, 498,264,808.20 and 86,534,448.40

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Solution

The fourth proportional to 332,178,288.40, 498,264,808.20 and 86,534,448.40 is: 129,800,988.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,178,288.40 : 498,264,808.20 = 86,534,448.40 : x
  2. Step 2: Convert to fraction form
    332,178,288.40/498,264,808.20 = 86,534,448.40/x
  3. Step 3: Cross multiply
    332,178,288.40x = 498,264,808.20 × 86,534,448.40
  4. Step 4: Simplify right side
    332,178,288.40x = 43,117,070,334,718,800
  5. Step 5: Solve for x
    x = 43,117,070,334,718,800/332,178,288.40
  6. Step 6: Final answer
    x = 129,800,988.93

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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.