Home / 130,599,650-180,222,113.46-71,061,191.14

Finding the Fourth Proportional to 130,599,650, 180,222,113.46 and 71,061,191.14

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Solution

The fourth proportional to 130,599,650, 180,222,113.46 and 71,061,191.14 is: 98,061,503.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,599,650 : 180,222,113.46 = 71,061,191.14 : x
  2. Step 2: Convert to fraction form
    130,599,650/180,222,113.46 = 71,061,191.14/x
  3. Step 3: Cross multiply
    130,599,650x = 180,222,113.46 × 71,061,191.14
  4. Step 4: Simplify right side
    130,599,650x = 12,806,798,052,235,828
  5. Step 5: Solve for x
    x = 12,806,798,052,235,828/130,599,650
  6. Step 6: Final answer
    x = 98,061,503.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.