Home / 970,234,401.90-1,455,351,602.85-356,691,672.30

Finding the Fourth Proportional to 970,234,401.90, 1,455,351,602.85 and 356,691,672.30

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Solution

The fourth proportional to 970,234,401.90, 1,455,351,602.85 and 356,691,672.30 is: 535,037,508.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,234,401.90 : 1,455,351,602.85 = 356,691,672.30 : x
  2. Step 2: Convert to fraction form
    970,234,401.90/1,455,351,602.85 = 356,691,672.30/x
  3. Step 3: Cross multiply
    970,234,401.90x = 1,455,351,602.85 × 356,691,672.30
  4. Step 4: Simplify right side
    970,234,401.90x = 519,111,797,005,051,904
  5. Step 5: Solve for x
    x = 519,111,797,005,051,904/970,234,401.90
  6. Step 6: Final answer
    x = 535,037,508.45

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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.