Home / 157,464,172.40-236,196,258.60-80,794,950.80

Finding the Fourth Proportional to 157,464,172.40, 236,196,258.60 and 80,794,950.80

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Solution

The fourth proportional to 157,464,172.40, 236,196,258.60 and 80,794,950.80 is: 121,192,426.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,172.40 : 236,196,258.60 = 80,794,950.80 : x
  2. Step 2: Convert to fraction form
    157,464,172.40/236,196,258.60 = 80,794,950.80/x
  3. Step 3: Cross multiply
    157,464,172.40x = 236,196,258.60 × 80,794,950.80
  4. Step 4: Simplify right side
    157,464,172.40x = 19,083,465,092,731,076
  5. Step 5: Solve for x
    x = 19,083,465,092,731,076/157,464,172.40
  6. Step 6: Final answer
    x = 121,192,426.20

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1.5x scale

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.