Home / 69,572,429.20-104,358,643.80-49,165,094.80

Finding the Fourth Proportional to 69,572,429.20, 104,358,643.80 and 49,165,094.80

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Solution

The fourth proportional to 69,572,429.20, 104,358,643.80 and 49,165,094.80 is: 73,747,642.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,572,429.20 : 104,358,643.80 = 49,165,094.80 : x
  2. Step 2: Convert to fraction form
    69,572,429.20/104,358,643.80 = 49,165,094.80/x
  3. Step 3: Cross multiply
    69,572,429.20x = 104,358,643.80 × 49,165,094.80
  4. Step 4: Simplify right side
    69,572,429.20x = 5,130,802,615,626,432
  5. Step 5: Solve for x
    x = 5,130,802,615,626,432/69,572,429.20
  6. Step 6: Final answer
    x = 73,747,642.20

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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.