Home / 143,867,826.96-198,492,275.16-88,055,063.16

Finding the Fourth Proportional to 143,867,826.96, 198,492,275.16 and 88,055,063.16

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Solution

The fourth proportional to 143,867,826.96, 198,492,275.16 and 88,055,063.16 is: 121,488,245.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,867,826.96 : 198,492,275.16 = 88,055,063.16 : x
  2. Step 2: Convert to fraction form
    143,867,826.96/198,492,275.16 = 88,055,063.16/x
  3. Step 3: Cross multiply
    143,867,826.96x = 198,492,275.16 × 88,055,063.16
  4. Step 4: Simplify right side
    143,867,826.96x = 17,478,249,825,985,898
  5. Step 5: Solve for x
    x = 17,478,249,825,985,898/143,867,826.96
  6. Step 6: Final answer
    x = 121,488,245.12

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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.