Home / 209,952,453.60-314,928,680.40-158,934,117.60

Finding the Fourth Proportional to 209,952,453.60, 314,928,680.40 and 158,934,117.60

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Solution

The fourth proportional to 209,952,453.60, 314,928,680.40 and 158,934,117.60 is: 238,401,176.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,453.60 : 314,928,680.40 = 158,934,117.60 : x
  2. Step 2: Convert to fraction form
    209,952,453.60/314,928,680.40 = 158,934,117.60/x
  3. Step 3: Cross multiply
    209,952,453.60x = 314,928,680.40 × 158,934,117.60
  4. Step 4: Simplify right side
    209,952,453.60x = 50,052,911,926,306,408
  5. Step 5: Solve for x
    x = 50,052,911,926,306,408/209,952,453.60
  6. Step 6: Final answer
    x = 238,401,176.40

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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.