Home / 83,982,776.40-125,955,259.20-30,130,088.40

Finding the Fourth Proportional to 83,982,776.40, 125,955,259.20 and 30,130,088.40

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Solution

The fourth proportional to 83,982,776.40, 125,955,259.20 and 30,130,088.40 is: 45,188,350.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,982,776.40 : 125,955,259.20 = 30,130,088.40 : x
  2. Step 2: Convert to fraction form
    83,982,776.40/125,955,259.20 = 30,130,088.40/x
  3. Step 3: Cross multiply
    83,982,776.40x = 125,955,259.20 × 30,130,088.40
  4. Step 4: Simplify right side
    83,982,776.40x = 3,795,043,094,140,913
  5. Step 5: Solve for x
    x = 3,795,043,094,140,913/83,982,776.40
  6. Step 6: Final answer
    x = 45,188,350.00

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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.