Home / 1,555,895,226.74-2,147,141,881.92-841,430,780.01

Finding the Fourth Proportional to 1,555,895,226.74, 2,147,141,881.92 and 841,430,780.01

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Solution

The fourth proportional to 1,555,895,226.74, 2,147,141,881.92 and 841,430,780.01 is: 1,161,177,974.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,555,895,226.74 : 2,147,141,881.92 = 841,430,780.01 : x
  2. Step 2: Convert to fraction form
    1,555,895,226.74/2,147,141,881.92 = 841,430,780.01/x
  3. Step 3: Cross multiply
    1,555,895,226.74x = 2,147,141,881.92 × 841,430,780.01
  4. Step 4: Simplify right side
    1,555,895,226.74x = 1,806,671,268,496,084,992
  5. Step 5: Solve for x
    x = 1,806,671,268,496,084,992/1,555,895,226.74
  6. Step 6: Final answer
    x = 1,161,177,974.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.