Home / 325,920,225.20-488,880,337.80-153,733,341.20

Finding the Fourth Proportional to 325,920,225.20, 488,880,337.80 and 153,733,341.20

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Solution

The fourth proportional to 325,920,225.20, 488,880,337.80 and 153,733,341.20 is: 230,600,011.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,920,225.20 : 488,880,337.80 = 153,733,341.20 : x
  2. Step 2: Convert to fraction form
    325,920,225.20/488,880,337.80 = 153,733,341.20/x
  3. Step 3: Cross multiply
    325,920,225.20x = 488,880,337.80 × 153,733,341.20
  4. Step 4: Simplify right side
    325,920,225.20x = 75,157,207,776,978,656
  5. Step 5: Solve for x
    x = 75,157,207,776,978,656/325,920,225.20
  6. Step 6: Final answer
    x = 230,600,011.80

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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.