Home / 91,532,566.08-126,315,869.04-49,717,445.76

Finding the Fourth Proportional to 91,532,566.08, 126,315,869.04 and 49,717,445.76

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Solution

The fourth proportional to 91,532,566.08, 126,315,869.04 and 49,717,445.76 is: 68,610,579.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,532,566.08 : 126,315,869.04 = 49,717,445.76 : x
  2. Step 2: Convert to fraction form
    91,532,566.08/126,315,869.04 = 49,717,445.76/x
  3. Step 3: Cross multiply
    91,532,566.08x = 126,315,869.04 × 49,717,445.76
  4. Step 4: Simplify right side
    91,532,566.08x = 6,280,102,367,623,463
  5. Step 5: Solve for x
    x = 6,280,102,367,623,463/91,532,566.08
  6. Step 6: Final answer
    x = 68,610,579.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.