Home / 2,064,653,481.71-2,849,563,510.64-1,218,087,773.21

Finding the Fourth Proportional to 2,064,653,481.71, 2,849,563,510.64 and 1,218,087,773.21

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Solution

The fourth proportional to 2,064,653,481.71, 2,849,563,510.64 and 1,218,087,773.21 is: 1,681,162,723.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,064,653,481.71 : 2,849,563,510.64 = 1,218,087,773.21 : x
  2. Step 2: Convert to fraction form
    2,064,653,481.71/2,849,563,510.64 = 1,218,087,773.21/x
  3. Step 3: Cross multiply
    2,064,653,481.71x = 2,849,563,510.64 × 1,218,087,773.21
  4. Step 4: Simplify right side
    2,064,653,481.71x = 3,471,018,471,275,609,600
  5. Step 5: Solve for x
    x = 3,471,018,471,275,609,600/2,064,653,481.71
  6. Step 6: Final answer
    x = 1,681,162,723.93

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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.