Home / 101,222,860.08-151,770,488.04-85,875,524.40

Finding the Fourth Proportional to 101,222,860.08, 151,770,488.04 and 85,875,524.40

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Solution

The fourth proportional to 101,222,860.08, 151,770,488.04 and 85,875,524.40 is: 128,759,158.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,222,860.08 : 151,770,488.04 = 85,875,524.40 : x
  2. Step 2: Convert to fraction form
    101,222,860.08/151,770,488.04 = 85,875,524.40/x
  3. Step 3: Cross multiply
    101,222,860.08x = 151,770,488.04 × 85,875,524.40
  4. Step 4: Simplify right side
    101,222,860.08x = 13,033,370,248,878,928
  5. Step 5: Solve for x
    x = 13,033,370,248,878,928/101,222,860.08
  6. Step 6: Final answer
    x = 128,759,158.14

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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.