Home / 153,005,415.72-229,510,614.78-43,830,162.48

Finding the Fourth Proportional to 153,005,415.72, 229,510,614.78 and 43,830,162.48

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Solution

The fourth proportional to 153,005,415.72, 229,510,614.78 and 43,830,162.48 is: 65,745,957.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,005,415.72 : 229,510,614.78 = 43,830,162.48 : x
  2. Step 2: Convert to fraction form
    153,005,415.72/229,510,614.78 = 43,830,162.48/x
  3. Step 3: Cross multiply
    153,005,415.72x = 229,510,614.78 × 43,830,162.48
  4. Step 4: Simplify right side
    153,005,415.72x = 10,059,487,536,692,088
  5. Step 5: Solve for x
    x = 10,059,487,536,692,088/153,005,415.72
  6. Step 6: Final answer
    x = 65,745,957.35

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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.