Home / 970,234,665.40-1,455,351,998.10-533,366,543.80

Finding the Fourth Proportional to 970,234,665.40, 1,455,351,998.10 and 533,366,543.80

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Solution

The fourth proportional to 970,234,665.40, 1,455,351,998.10 and 533,366,543.80 is: 800,049,815.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,234,665.40 : 1,455,351,998.10 = 533,366,543.80 : x
  2. Step 2: Convert to fraction form
    970,234,665.40/1,455,351,998.10 = 533,366,543.80/x
  3. Step 3: Cross multiply
    970,234,665.40x = 1,455,351,998.10 × 533,366,543.80
  4. Step 4: Simplify right side
    970,234,665.40x = 776,236,065,239,021,184
  5. Step 5: Solve for x
    x = 776,236,065,239,021,184/970,234,665.40
  6. Step 6: Final answer
    x = 800,049,815.70

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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.