Home / 2,064,653,478.95-2,849,563,506.83-1,218,087,770.45

Finding the Fourth Proportional to 2,064,653,478.95, 2,849,563,506.83 and 1,218,087,770.45

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Solution

The fourth proportional to 2,064,653,478.95, 2,849,563,506.83 and 1,218,087,770.45 is: 1,681,162,720.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,064,653,478.95 : 2,849,563,506.83 = 1,218,087,770.45 : x
  2. Step 2: Convert to fraction form
    2,064,653,478.95/2,849,563,506.83 = 1,218,087,770.45/x
  3. Step 3: Cross multiply
    2,064,653,478.95x = 2,849,563,506.83 × 1,218,087,770.45
  4. Step 4: Simplify right side
    2,064,653,478.95x = 3,471,018,458,790,238,208
  5. Step 5: Solve for x
    x = 3,471,018,458,790,238,208/2,064,653,478.95
  6. Step 6: Final answer
    x = 1,681,162,720.13

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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.