Home / 154,713,612.56-232,045,180.70-45,513,253.98

Finding the Fourth Proportional to 154,713,612.56, 232,045,180.70 and 45,513,253.98

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Solution

The fourth proportional to 154,713,612.56, 232,045,180.70 and 45,513,253.98 is: 68,262,456.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,713,612.56 : 232,045,180.70 = 45,513,253.98 : x
  2. Step 2: Convert to fraction form
    154,713,612.56/232,045,180.70 = 45,513,253.98/x
  3. Step 3: Cross multiply
    154,713,612.56x = 232,045,180.70 × 45,513,253.98
  4. Step 4: Simplify right side
    154,713,612.56x = 10,561,131,243,806,526
  5. Step 5: Solve for x
    x = 10,561,131,243,806,526/154,713,612.56
  6. Step 6: Final answer
    x = 68,262,456.48

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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.