Home / 99,054,751.68-136,694,844-55,001,534.40

Finding the Fourth Proportional to 99,054,751.68, 136,694,844 and 55,001,534.40

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Solution

The fourth proportional to 99,054,751.68, 136,694,844 and 55,001,534.40 is: 75,901,721.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,054,751.68 : 136,694,844 = 55,001,534.40 : x
  2. Step 2: Convert to fraction form
    99,054,751.68/136,694,844 = 55,001,534.40/x
  3. Step 3: Cross multiply
    99,054,751.68x = 136,694,844 × 55,001,534.40
  4. Step 4: Simplify right side
    99,054,751.68x = 7,518,426,164,568,633
  5. Step 5: Solve for x
    x = 7,518,426,164,568,633/99,054,751.68
  6. Step 6: Final answer
    x = 75,901,721.39

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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.