Home / 288,258,022.12-432,399,967.26-94,181,261.80

Finding the Fourth Proportional to 288,258,022.12, 432,399,967.26 and 94,181,261.80

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Solution

The fourth proportional to 288,258,022.12, 432,399,967.26 and 94,181,261.80 is: 141,276,118.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,258,022.12 : 432,399,967.26 = 94,181,261.80 : x
  2. Step 2: Convert to fraction form
    288,258,022.12/432,399,967.26 = 94,181,261.80/x
  3. Step 3: Cross multiply
    288,258,022.12x = 432,399,967.26 × 94,181,261.80
  4. Step 4: Simplify right side
    288,258,022.12x = 40,723,974,518,825,488
  5. Step 5: Solve for x
    x = 40,723,974,518,825,488/288,258,022.12
  6. Step 6: Final answer
    x = 141,276,118.59

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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.