Home / 130,734,019.20-196,101,028.80-44,569,718.40

Finding the Fourth Proportional to 130,734,019.20, 196,101,028.80 and 44,569,718.40

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Solution

The fourth proportional to 130,734,019.20, 196,101,028.80 and 44,569,718.40 is: 66,854,577.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,734,019.20 : 196,101,028.80 = 44,569,718.40 : x
  2. Step 2: Convert to fraction form
    130,734,019.20/196,101,028.80 = 44,569,718.40/x
  3. Step 3: Cross multiply
    130,734,019.20x = 196,101,028.80 × 44,569,718.40
  4. Step 4: Simplify right side
    130,734,019.20x = 8,740,167,631,566,290
  5. Step 5: Solve for x
    x = 8,740,167,631,566,290/130,734,019.20
  6. Step 6: Final answer
    x = 66,854,577.60

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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.