Home / 1,036,305,909.70-1,552,191,382.95-900,257,013.70

Finding the Fourth Proportional to 1,036,305,909.70, 1,552,191,382.95 and 900,257,013.70

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Solution

The fourth proportional to 1,036,305,909.70, 1,552,191,382.95 and 900,257,013.70 is: 1,348,415,719.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,305,909.70 : 1,552,191,382.95 = 900,257,013.70 : x
  2. Step 2: Convert to fraction form
    1,036,305,909.70/1,552,191,382.95 = 900,257,013.70/x
  3. Step 3: Cross multiply
    1,036,305,909.70x = 1,552,191,382.95 × 900,257,013.70
  4. Step 4: Simplify right side
    1,036,305,909.70x = 1,397,371,179,105,440,256
  5. Step 5: Solve for x
    x = 1,397,371,179,105,440,256/1,036,305,909.70
  6. Step 6: Final answer
    x = 1,348,415,719.75

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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.