Home / 209,952,811.60-314,929,217.40-158,934,475.60

Finding the Fourth Proportional to 209,952,811.60, 314,929,217.40 and 158,934,475.60

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Solution

The fourth proportional to 209,952,811.60, 314,929,217.40 and 158,934,475.60 is: 238,401,713.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,811.60 : 314,929,217.40 = 158,934,475.60 : x
  2. Step 2: Convert to fraction form
    209,952,811.60/314,929,217.40 = 158,934,475.60/x
  3. Step 3: Cross multiply
    209,952,811.60x = 314,929,217.40 × 158,934,475.60
  4. Step 4: Simplify right side
    209,952,811.60x = 50,053,110,018,587,392
  5. Step 5: Solve for x
    x = 50,053,110,018,587,392/209,952,811.60
  6. Step 6: Final answer
    x = 238,401,713.40

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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.