Home / 745,313,897.40-1,117,970,846.10-200,110,543.80

Finding the Fourth Proportional to 745,313,897.40, 1,117,970,846.10 and 200,110,543.80

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Solution

The fourth proportional to 745,313,897.40, 1,117,970,846.10 and 200,110,543.80 is: 300,165,815.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,313,897.40 : 1,117,970,846.10 = 200,110,543.80 : x
  2. Step 2: Convert to fraction form
    745,313,897.40/1,117,970,846.10 = 200,110,543.80/x
  3. Step 3: Cross multiply
    745,313,897.40x = 1,117,970,846.10 × 200,110,543.80
  4. Step 4: Simplify right side
    745,313,897.40x = 223,717,753,965,617,088
  5. Step 5: Solve for x
    x = 223,717,753,965,617,088/745,313,897.40
  6. Step 6: Final answer
    x = 300,165,815.70

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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.