Home / 153,332,510.60-229,885,322.70-72,459,000.20

Finding the Fourth Proportional to 153,332,510.60, 229,885,322.70 and 72,459,000.20

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Solution

The fourth proportional to 153,332,510.60, 229,885,322.70 and 72,459,000.20 is: 108,634,891.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,332,510.60 : 229,885,322.70 = 72,459,000.20 : x
  2. Step 2: Convert to fraction form
    153,332,510.60/229,885,322.70 = 72,459,000.20/x
  3. Step 3: Cross multiply
    153,332,510.60x = 229,885,322.70 × 72,459,000.20
  4. Step 4: Simplify right side
    153,332,510.60x = 16,657,260,643,496,364
  5. Step 5: Solve for x
    x = 16,657,260,643,496,364/153,332,510.60
  6. Step 6: Final answer
    x = 108,634,891.44

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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.