Home / 157,464,346.90-236,196,520.35-143,103,630.10

Finding the Fourth Proportional to 157,464,346.90, 236,196,520.35 and 143,103,630.10

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Solution

The fourth proportional to 157,464,346.90, 236,196,520.35 and 143,103,630.10 is: 214,655,445.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,346.90 : 236,196,520.35 = 143,103,630.10 : x
  2. Step 2: Convert to fraction form
    157,464,346.90/236,196,520.35 = 143,103,630.10/x
  3. Step 3: Cross multiply
    157,464,346.90x = 236,196,520.35 × 143,103,630.10
  4. Step 4: Simplify right side
    157,464,346.90x = 33,800,579,479,073,520
  5. Step 5: Solve for x
    x = 33,800,579,479,073,520/157,464,346.90
  6. Step 6: Final answer
    x = 214,655,445.15

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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.