Home / 71,136,219.92-98,137,923.47-47,622,332.47

Finding the Fourth Proportional to 71,136,219.92, 98,137,923.47 and 47,622,332.47

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Solution

The fourth proportional to 71,136,219.92, 98,137,923.47 and 47,622,332.47 is: 65,698,695.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,136,219.92 : 98,137,923.47 = 47,622,332.47 : x
  2. Step 2: Convert to fraction form
    71,136,219.92/98,137,923.47 = 47,622,332.47/x
  3. Step 3: Cross multiply
    71,136,219.92x = 98,137,923.47 × 47,622,332.47
  4. Step 4: Simplify right side
    71,136,219.92x = 4,673,556,818,674,955
  5. Step 5: Solve for x
    x = 4,673,556,818,674,955/71,136,219.92
  6. Step 6: Final answer
    x = 65,698,695.04

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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.