Home / 784,945,965.92-1,083,176,625.67-432,502,233.53

Finding the Fourth Proportional to 784,945,965.92, 1,083,176,625.67 and 432,502,233.53

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Solution

The fourth proportional to 784,945,965.92, 1,083,176,625.67 and 432,502,233.53 is: 596,826,189.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,945,965.92 : 1,083,176,625.67 = 432,502,233.53 : x
  2. Step 2: Convert to fraction form
    784,945,965.92/1,083,176,625.67 = 432,502,233.53/x
  3. Step 3: Cross multiply
    784,945,965.92x = 1,083,176,625.67 × 432,502,233.53
  4. Step 4: Simplify right side
    784,945,965.92x = 468,476,309,903,266,560
  5. Step 5: Solve for x
    x = 468,476,309,903,266,560/784,945,965.92
  6. Step 6: Final answer
    x = 596,826,189.63

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Double scale
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1.5x scale

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.