Home / 366,251,981.40-549,377,972.10-316,934,256.60

Finding the Fourth Proportional to 366,251,981.40, 549,377,972.10 and 316,934,256.60

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Solution

The fourth proportional to 366,251,981.40, 549,377,972.10 and 316,934,256.60 is: 475,401,384.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,251,981.40 : 549,377,972.10 = 316,934,256.60 : x
  2. Step 2: Convert to fraction form
    366,251,981.40/549,377,972.10 = 316,934,256.60/x
  3. Step 3: Cross multiply
    366,251,981.40x = 549,377,972.10 × 316,934,256.60
  4. Step 4: Simplify right side
    366,251,981.40x = 174,116,699,179,929,056
  5. Step 5: Solve for x
    x = 174,116,699,179,929,056/366,251,981.40
  6. Step 6: Final answer
    x = 475,401,384.90

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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.