Home / 101,209,338,001.70-151,814,007,002.55-75,087,949,969.70

Finding the Fourth Proportional to 101,209,338,001.70, 151,814,007,002.55 and 75,087,949,969.70

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Solution

The fourth proportional to 101,209,338,001.70, 151,814,007,002.55 and 75,087,949,969.70 is: 112,631,924,954.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,209,338,001.70 : 151,814,007,002.55 = 75,087,949,969.70 : x
  2. Step 2: Convert to fraction form
    101,209,338,001.70/151,814,007,002.55 = 75,087,949,969.70/x
  3. Step 3: Cross multiply
    101,209,338,001.70x = 151,814,007,002.55 × 75,087,949,969.70
  4. Step 4: Simplify right side
    101,209,338,001.70x = 11,399,402,562,507,157,536,768
  5. Step 5: Solve for x
    x = 11,399,402,562,507,157,536,768/101,209,338,001.70
  6. Step 6: Final answer
    x = 112,631,924,954.55

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Double scale
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1.5x scale

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.