Home / 306,925,141.77-460,381,065.42-85,590,575.94

Finding the Fourth Proportional to 306,925,141.77, 460,381,065.42 and 85,590,575.94

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Solution

The fourth proportional to 306,925,141.77, 460,381,065.42 and 85,590,575.94 is: 128,384,010.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,925,141.77 : 460,381,065.42 = 85,590,575.94 : x
  2. Step 2: Convert to fraction form
    306,925,141.77/460,381,065.42 = 85,590,575.94/x
  3. Step 3: Cross multiply
    306,925,141.77x = 460,381,065.42 × 85,590,575.94
  4. Step 4: Simplify right side
    306,925,141.77x = 39,404,280,543,216,008
  5. Step 5: Solve for x
    x = 39,404,280,543,216,008/306,925,141.77
  6. Step 6: Final answer
    x = 128,384,010.24

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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.