Home / 97,806,057.10-146,709,085.65-73,412,915.20

Finding the Fourth Proportional to 97,806,057.10, 146,709,085.65 and 73,412,915.20

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Solution

The fourth proportional to 97,806,057.10, 146,709,085.65 and 73,412,915.20 is: 110,119,372.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,806,057.10 : 146,709,085.65 = 73,412,915.20 : x
  2. Step 2: Convert to fraction form
    97,806,057.10/146,709,085.65 = 73,412,915.20/x
  3. Step 3: Cross multiply
    97,806,057.10x = 146,709,085.65 × 73,412,915.20
  4. Step 4: Simplify right side
    97,806,057.10x = 10,770,341,663,892,988
  5. Step 5: Solve for x
    x = 10,770,341,663,892,988/97,806,057.10
  6. Step 6: Final answer
    x = 110,119,372.80

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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.