Home / 496,747,113.60-745,120,670.40-493,345,891.20

Finding the Fourth Proportional to 496,747,113.60, 745,120,670.40 and 493,345,891.20

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Solution

The fourth proportional to 496,747,113.60, 745,120,670.40 and 493,345,891.20 is: 740,018,836.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,747,113.60 : 745,120,670.40 = 493,345,891.20 : x
  2. Step 2: Convert to fraction form
    496,747,113.60/745,120,670.40 = 493,345,891.20/x
  3. Step 3: Cross multiply
    496,747,113.60x = 745,120,670.40 × 493,345,891.20
  4. Step 4: Simplify right side
    496,747,113.60x = 367,602,221,190,029,440
  5. Step 5: Solve for x
    x = 367,602,221,190,029,440/496,747,113.60
  6. Step 6: Final answer
    x = 740,018,836.80

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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.