Home / 885,345,045.60-1,328,017,568.40-873,251,810.40

Finding the Fourth Proportional to 885,345,045.60, 1,328,017,568.40 and 873,251,810.40

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Solution

The fourth proportional to 885,345,045.60, 1,328,017,568.40 and 873,251,810.40 is: 1,309,877,715.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,345,045.60 : 1,328,017,568.40 = 873,251,810.40 : x
  2. Step 2: Convert to fraction form
    885,345,045.60/1,328,017,568.40 = 873,251,810.40/x
  3. Step 3: Cross multiply
    885,345,045.60x = 1,328,017,568.40 × 873,251,810.40
  4. Step 4: Simplify right side
    885,345,045.60x = 1,159,693,745,848,305,920
  5. Step 5: Solve for x
    x = 1,159,693,745,848,305,920/885,345,045.60
  6. Step 6: Final answer
    x = 1,309,877,715.60

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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.