Home / 70,919,887.91-97,865,227.49-41,148,229.59

Finding the Fourth Proportional to 70,919,887.91, 97,865,227.49 and 41,148,229.59

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Solution

The fourth proportional to 70,919,887.91, 97,865,227.49 and 41,148,229.59 is: 56,782,109.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,919,887.91 : 97,865,227.49 = 41,148,229.59 : x
  2. Step 2: Convert to fraction form
    70,919,887.91/97,865,227.49 = 41,148,229.59/x
  3. Step 3: Cross multiply
    70,919,887.91x = 97,865,227.49 × 41,148,229.59
  4. Step 4: Simplify right side
    70,919,887.91x = 4,026,980,849,430,358.50
  5. Step 5: Solve for x
    x = 4,026,980,849,430,358.50/70,919,887.91
  6. Step 6: Final answer
    x = 56,782,109.62

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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.