Home / 1,345,896,604.60-2,019,033,863.70-425,676,988.60

Finding the Fourth Proportional to 1,345,896,604.60, 2,019,033,863.70 and 425,676,988.60

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Solution

The fourth proportional to 1,345,896,604.60, 2,019,033,863.70 and 425,676,988.60 is: 638,575,245.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,896,604.60 : 2,019,033,863.70 = 425,676,988.60 : x
  2. Step 2: Convert to fraction form
    1,345,896,604.60/2,019,033,863.70 = 425,676,988.60/x
  3. Step 3: Cross multiply
    1,345,896,604.60x = 2,019,033,863.70 × 425,676,988.60
  4. Step 4: Simplify right side
    1,345,896,604.60x = 859,456,254,981,238,912
  5. Step 5: Solve for x
    x = 859,456,254,981,238,912/1,345,896,604.60
  6. Step 6: Final answer
    x = 638,575,245.71

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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.