Home / 896,984,502.38-1,345,438,421.30-306,827,513.38

Finding the Fourth Proportional to 896,984,502.38, 1,345,438,421.30 and 306,827,513.38

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Solution

The fourth proportional to 896,984,502.38, 1,345,438,421.30 and 306,827,513.38 is: 460,228,157.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,984,502.38 : 1,345,438,421.30 = 306,827,513.38 : x
  2. Step 2: Convert to fraction form
    896,984,502.38/1,345,438,421.30 = 306,827,513.38/x
  3. Step 3: Cross multiply
    896,984,502.38x = 1,345,438,421.30 × 306,827,513.38
  4. Step 4: Simplify right side
    896,984,502.38x = 412,817,525,208,279,360
  5. Step 5: Solve for x
    x = 412,817,525,208,279,360/896,984,502.38
  6. Step 6: Final answer
    x = 460,228,157.92

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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.