Home / 229,248,663.20-343,872,994.80-147,619,325.60

Finding the Fourth Proportional to 229,248,663.20, 343,872,994.80 and 147,619,325.60

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Solution

The fourth proportional to 229,248,663.20, 343,872,994.80 and 147,619,325.60 is: 221,428,988.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,248,663.20 : 343,872,994.80 = 147,619,325.60 : x
  2. Step 2: Convert to fraction form
    229,248,663.20/343,872,994.80 = 147,619,325.60/x
  3. Step 3: Cross multiply
    229,248,663.20x = 343,872,994.80 × 147,619,325.60
  4. Step 4: Simplify right side
    229,248,663.20x = 50,762,299,584,428,304
  5. Step 5: Solve for x
    x = 50,762,299,584,428,304/229,248,663.20
  6. Step 6: Final answer
    x = 221,428,988.40

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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.