Home / 243,544,115.64-365,377,137.48-71,020,948.80

Finding the Fourth Proportional to 243,544,115.64, 365,377,137.48 and 71,020,948.80

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Solution

The fourth proportional to 243,544,115.64, 365,377,137.48 and 71,020,948.80 is: 106,549,201.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,544,115.64 : 365,377,137.48 = 71,020,948.80 : x
  2. Step 2: Convert to fraction form
    243,544,115.64/365,377,137.48 = 71,020,948.80/x
  3. Step 3: Cross multiply
    243,544,115.64x = 365,377,137.48 × 71,020,948.80
  4. Step 4: Simplify right side
    243,544,115.64x = 25,949,430,973,657,640
  5. Step 5: Solve for x
    x = 25,949,430,973,657,640/243,544,115.64
  6. Step 6: Final answer
    x = 106,549,201.18

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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.