Home / 150,625,632.18-207,851,964.90-84,533,365.88

Finding the Fourth Proportional to 150,625,632.18, 207,851,964.90 and 84,533,365.88

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Solution

The fourth proportional to 150,625,632.18, 207,851,964.90 and 84,533,365.88 is: 116,649,642.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,625,632.18 : 207,851,964.90 = 84,533,365.88 : x
  2. Step 2: Convert to fraction form
    150,625,632.18/207,851,964.90 = 84,533,365.88/x
  3. Step 3: Cross multiply
    150,625,632.18x = 207,851,964.90 × 84,533,365.88
  4. Step 4: Simplify right side
    150,625,632.18x = 17,570,426,197,768,618
  5. Step 5: Solve for x
    x = 17,570,426,197,768,618/150,625,632.18
  6. Step 6: Final answer
    x = 116,649,642.85

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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.