Home / 98,941,590.56-136,539,555.85-54,888,590.46

Finding the Fourth Proportional to 98,941,590.56, 136,539,555.85 and 54,888,590.46

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Solution

The fourth proportional to 98,941,590.56, 136,539,555.85 and 54,888,590.46 is: 75,746,344.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,941,590.56 : 136,539,555.85 = 54,888,590.46 : x
  2. Step 2: Convert to fraction form
    98,941,590.56/136,539,555.85 = 54,888,590.46/x
  3. Step 3: Cross multiply
    98,941,590.56x = 136,539,555.85 × 54,888,590.46
  4. Step 4: Simplify right side
    98,941,590.56x = 7,494,463,762,640,947
  5. Step 5: Solve for x
    x = 7,494,463,762,640,947/98,941,590.56
  6. Step 6: Final answer
    x = 75,746,344.08

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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.