Home / 117,251,572.40-175,877,364.07-80,327,051.72

Finding the Fourth Proportional to 117,251,572.40, 175,877,364.07 and 80,327,051.72

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Solution

The fourth proportional to 117,251,572.40, 175,877,364.07 and 80,327,051.72 is: 120,490,581.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,251,572.40 : 175,877,364.07 = 80,327,051.72 : x
  2. Step 2: Convert to fraction form
    117,251,572.40/175,877,364.07 = 80,327,051.72/x
  3. Step 3: Cross multiply
    117,251,572.40x = 175,877,364.07 × 80,327,051.72
  4. Step 4: Simplify right side
    117,251,572.40x = 14,127,710,119,186,832
  5. Step 5: Solve for x
    x = 14,127,710,119,186,832/117,251,572.40
  6. Step 6: Final answer
    x = 120,490,581.32

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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.