Home / 1,778,126,044.10-2,666,155,205.03-672,816,285.81

Finding the Fourth Proportional to 1,778,126,044.10, 2,666,155,205.03 and 672,816,285.81

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Solution

The fourth proportional to 1,778,126,044.10, 2,666,155,205.03 and 672,816,285.81 is: 1,008,833,231.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,778,126,044.10 : 2,666,155,205.03 = 672,816,285.81 : x
  2. Step 2: Convert to fraction form
    1,778,126,044.10/2,666,155,205.03 = 672,816,285.81/x
  3. Step 3: Cross multiply
    1,778,126,044.10x = 2,666,155,205.03 × 672,816,285.81
  4. Step 4: Simplify right side
    1,778,126,044.10x = 1,793,832,642,437,919,488
  5. Step 5: Solve for x
    x = 1,793,832,642,437,919,488/1,778,126,044.10
  6. Step 6: Final answer
    x = 1,008,833,231.14

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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.