Home / 157,464,347.15-236,196,520.73-143,103,630.35

Finding the Fourth Proportional to 157,464,347.15, 236,196,520.73 and 143,103,630.35

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Solution

The fourth proportional to 157,464,347.15, 236,196,520.73 and 143,103,630.35 is: 214,655,445.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,347.15 : 236,196,520.73 = 143,103,630.35 : x
  2. Step 2: Convert to fraction form
    157,464,347.15/236,196,520.73 = 143,103,630.35/x
  3. Step 3: Cross multiply
    157,464,347.15x = 236,196,520.73 × 143,103,630.35
  4. Step 4: Simplify right side
    157,464,347.15x = 33,800,579,592,502,028
  5. Step 5: Solve for x
    x = 33,800,579,592,502,028/157,464,347.15
  6. Step 6: Final answer
    x = 214,655,445.53

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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.