Home / 65,220,154.16-90,004,930.80-35,852,724.52

Finding the Fourth Proportional to 65,220,154.16, 90,004,930.80 and 35,852,724.52

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Solution

The fourth proportional to 65,220,154.16, 90,004,930.80 and 35,852,724.52 is: 49,477,374.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,220,154.16 : 90,004,930.80 = 35,852,724.52 : x
  2. Step 2: Convert to fraction form
    65,220,154.16/90,004,930.80 = 35,852,724.52/x
  3. Step 3: Cross multiply
    65,220,154.16x = 90,004,930.80 × 35,852,724.52
  4. Step 4: Simplify right side
    65,220,154.16x = 3,226,921,989,414,063.50
  5. Step 5: Solve for x
    x = 3,226,921,989,414,063.50/65,220,154.16
  6. Step 6: Final answer
    x = 49,477,374.46

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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.