Home / 930,432,757.44-1,283,997,472.09-507,046,537.45

Finding the Fourth Proportional to 930,432,757.44, 1,283,997,472.09 and 507,046,537.45

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Solution

The fourth proportional to 930,432,757.44, 1,283,997,472.09 and 507,046,537.45 is: 699,724,367.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,432,757.44 : 1,283,997,472.09 = 507,046,537.45 : x
  2. Step 2: Convert to fraction form
    930,432,757.44/1,283,997,472.09 = 507,046,537.45/x
  3. Step 3: Cross multiply
    930,432,757.44x = 1,283,997,472.09 × 507,046,537.45
  4. Step 4: Simplify right side
    930,432,757.44x = 651,046,472,313,309,952
  5. Step 5: Solve for x
    x = 651,046,472,313,309,952/930,432,757.44
  6. Step 6: Final answer
    x = 699,724,367.08

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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.