Home / 549,234,981.95-757,223,044.66-396,343,197.32

Finding the Fourth Proportional to 549,234,981.95, 757,223,044.66 and 396,343,197.32

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Solution

The fourth proportional to 549,234,981.95, 757,223,044.66 and 396,343,197.32 is: 546,433,152.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,234,981.95 : 757,223,044.66 = 396,343,197.32 : x
  2. Step 2: Convert to fraction form
    549,234,981.95/757,223,044.66 = 396,343,197.32/x
  3. Step 3: Cross multiply
    549,234,981.95x = 757,223,044.66 × 396,343,197.32
  4. Step 4: Simplify right side
    549,234,981.95x = 300,120,202,604,929,536
  5. Step 5: Solve for x
    x = 300,120,202,604,929,536/549,234,981.95
  6. Step 6: Final answer
    x = 546,433,152.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.