Home / 55,916,876,063.03-83,875,315,206.87-13,421,773,324.65

Finding the Fourth Proportional to 55,916,876,063.03, 83,875,315,206.87 and 13,421,773,324.65

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Solution

The fourth proportional to 55,916,876,063.03, 83,875,315,206.87 and 13,421,773,324.65 is: 20,132,660,253.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,916,876,063.03 : 83,875,315,206.87 = 13,421,773,324.65 : x
  2. Step 2: Convert to fraction form
    55,916,876,063.03/83,875,315,206.87 = 13,421,773,324.65/x
  3. Step 3: Cross multiply
    55,916,876,063.03x = 83,875,315,206.87 × 13,421,773,324.65
  4. Step 4: Simplify right side
    55,916,876,063.03x = 1,125,755,468,240,178,118,656
  5. Step 5: Solve for x
    x = 1,125,755,468,240,178,118,656/55,916,876,063.03
  6. Step 6: Final answer
    x = 20,132,660,253.97

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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.