Home / 98,769,883.16-148,123,423.20-92,321,827.40

Finding the Fourth Proportional to 98,769,883.16, 148,123,423.20 and 92,321,827.40

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Solution

The fourth proportional to 98,769,883.16, 148,123,423.20 and 92,321,827.40 is: 138,453,389.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,769,883.16 : 148,123,423.20 = 92,321,827.40 : x
  2. Step 2: Convert to fraction form
    98,769,883.16/148,123,423.20 = 92,321,827.40/x
  3. Step 3: Cross multiply
    98,769,883.16x = 148,123,423.20 × 92,321,827.40
  4. Step 4: Simplify right side
    98,769,883.16x = 13,675,025,110,567,556
  5. Step 5: Solve for x
    x = 13,675,025,110,567,556/98,769,883.16
  6. Step 6: Final answer
    x = 138,453,389.57

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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.