Home / 178,775,869.77-268,019,156.48-55,890,964.17

Finding the Fourth Proportional to 178,775,869.77, 268,019,156.48 and 55,890,964.17

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Solution

The fourth proportional to 178,775,869.77, 268,019,156.48 and 55,890,964.17 is: 83,791,224.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,775,869.77 : 268,019,156.48 = 55,890,964.17 : x
  2. Step 2: Convert to fraction form
    178,775,869.77/268,019,156.48 = 55,890,964.17/x
  3. Step 3: Cross multiply
    178,775,869.77x = 268,019,156.48 × 55,890,964.17
  4. Step 4: Simplify right side
    178,775,869.77x = 14,979,849,071,417,848
  5. Step 5: Solve for x
    x = 14,979,849,071,417,848/178,775,869.77
  6. Step 6: Final answer
    x = 83,791,224.68

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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.