Home / 343,030,641.16-513,199,028.76-264,715,871.32

Finding the Fourth Proportional to 343,030,641.16, 513,199,028.76 and 264,715,871.32

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Solution

The fourth proportional to 343,030,641.16, 513,199,028.76 and 264,715,871.32 is: 396,034,382.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,030,641.16 : 513,199,028.76 = 264,715,871.32 : x
  2. Step 2: Convert to fraction form
    343,030,641.16/513,199,028.76 = 264,715,871.32/x
  3. Step 3: Cross multiply
    343,030,641.16x = 513,199,028.76 × 264,715,871.32
  4. Step 4: Simplify right side
    343,030,641.16x = 135,851,928,058,781,136
  5. Step 5: Solve for x
    x = 135,851,928,058,781,136/343,030,641.16
  6. Step 6: Final answer
    x = 396,034,382.23

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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.