Home / 147,622,657.20-221,433,985.80-146,772,351.60

Finding the Fourth Proportional to 147,622,657.20, 221,433,985.80 and 146,772,351.60

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Solution

The fourth proportional to 147,622,657.20, 221,433,985.80 and 146,772,351.60 is: 220,158,527.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,622,657.20 : 221,433,985.80 = 146,772,351.60 : x
  2. Step 2: Convert to fraction form
    147,622,657.20/221,433,985.80 = 146,772,351.60/x
  3. Step 3: Cross multiply
    147,622,657.20x = 221,433,985.80 × 146,772,351.60
  4. Step 4: Simplify right side
    147,622,657.20x = 32,500,386,820,027,008
  5. Step 5: Solve for x
    x = 32,500,386,820,027,008/147,622,657.20
  6. Step 6: Final answer
    x = 220,158,527.40

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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.