Home / 157,464,010.60-236,196,015.90-139,288,728.40

Finding the Fourth Proportional to 157,464,010.60, 236,196,015.90 and 139,288,728.40

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Solution

The fourth proportional to 157,464,010.60, 236,196,015.90 and 139,288,728.40 is: 208,933,092.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,010.60 : 236,196,015.90 = 139,288,728.40 : x
  2. Step 2: Convert to fraction form
    157,464,010.60/236,196,015.90 = 139,288,728.40/x
  3. Step 3: Cross multiply
    157,464,010.60x = 236,196,015.90 × 139,288,728.40
  4. Step 4: Simplify right side
    157,464,010.60x = 32,899,442,707,857,184
  5. Step 5: Solve for x
    x = 32,899,442,707,857,184/157,464,010.60
  6. Step 6: Final answer
    x = 208,933,092.60

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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.