Home / 158,122,300.12-218,196,860.16-96,235,798.84

Finding the Fourth Proportional to 158,122,300.12, 218,196,860.16 and 96,235,798.84

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Solution

The fourth proportional to 158,122,300.12, 218,196,860.16 and 96,235,798.84 is: 132,798,151.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,122,300.12 : 218,196,860.16 = 96,235,798.84 : x
  2. Step 2: Convert to fraction form
    158,122,300.12/218,196,860.16 = 96,235,798.84/x
  3. Step 3: Cross multiply
    158,122,300.12x = 218,196,860.16 × 96,235,798.84
  4. Step 4: Simplify right side
    158,122,300.12x = 20,998,349,141,692,764
  5. Step 5: Solve for x
    x = 20,998,349,141,692,764/158,122,300.12
  6. Step 6: Final answer
    x = 132,798,151.34

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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.