Home / 896,806,903.80-1,345,210,355.70-483,558,382.20

Finding the Fourth Proportional to 896,806,903.80, 1,345,210,355.70 and 483,558,382.20

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Solution

The fourth proportional to 896,806,903.80, 1,345,210,355.70 and 483,558,382.20 is: 725,337,573.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,806,903.80 : 1,345,210,355.70 = 483,558,382.20 : x
  2. Step 2: Convert to fraction form
    896,806,903.80/1,345,210,355.70 = 483,558,382.20/x
  3. Step 3: Cross multiply
    896,806,903.80x = 1,345,210,355.70 × 483,558,382.20
  4. Step 4: Simplify right side
    896,806,903.80x = 650,487,743,320,978,560
  5. Step 5: Solve for x
    x = 650,487,743,320,978,560/896,806,903.80
  6. Step 6: Final answer
    x = 725,337,573.30

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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.