Home / 148,000,988.16-221,924,990.88-64,968,757.20

Finding the Fourth Proportional to 148,000,988.16, 221,924,990.88 and 64,968,757.20

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Solution

The fourth proportional to 148,000,988.16, 221,924,990.88 and 64,968,757.20 is: 97,419,557.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,000,988.16 : 221,924,990.88 = 64,968,757.20 : x
  2. Step 2: Convert to fraction form
    148,000,988.16/221,924,990.88 = 64,968,757.20/x
  3. Step 3: Cross multiply
    148,000,988.16x = 221,924,990.88 × 64,968,757.20
  4. Step 4: Simplify right side
    148,000,988.16x = 14,418,190,849,094,934
  5. Step 5: Solve for x
    x = 14,418,190,849,094,934/148,000,988.16
  6. Step 6: Final answer
    x = 97,419,557.99

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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.