Home / 147,949,362.40-221,924,043.60-99,576,421.60

Finding the Fourth Proportional to 147,949,362.40, 221,924,043.60 and 99,576,421.60

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Solution

The fourth proportional to 147,949,362.40, 221,924,043.60 and 99,576,421.60 is: 149,364,632.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,949,362.40 : 221,924,043.60 = 99,576,421.60 : x
  2. Step 2: Convert to fraction form
    147,949,362.40/221,924,043.60 = 99,576,421.60/x
  3. Step 3: Cross multiply
    147,949,362.40x = 221,924,043.60 × 99,576,421.60
  4. Step 4: Simplify right side
    147,949,362.40x = 22,098,402,128,690,380
  5. Step 5: Solve for x
    x = 22,098,402,128,690,380/147,949,362.40
  6. Step 6: Final answer
    x = 149,364,632.40

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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.