Home / 1,737,849,788.34-2,398,318,872.21-1,078,012,642.74

Finding the Fourth Proportional to 1,737,849,788.34, 2,398,318,872.21 and 1,078,012,642.74

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Solution

The fourth proportional to 1,737,849,788.34, 2,398,318,872.21 and 1,078,012,642.74 is: 1,487,710,895.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,737,849,788.34 : 2,398,318,872.21 = 1,078,012,642.74 : x
  2. Step 2: Convert to fraction form
    1,737,849,788.34/2,398,318,872.21 = 1,078,012,642.74/x
  3. Step 3: Cross multiply
    1,737,849,788.34x = 2,398,318,872.21 × 1,078,012,642.74
  4. Step 4: Simplify right side
    1,737,849,788.34x = 2,585,418,065,564,318,720
  5. Step 5: Solve for x
    x = 2,585,418,065,564,318,720/1,737,849,788.34
  6. Step 6: Final answer
    x = 1,487,710,895.91

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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.