Home / 2,545,121,871.93-3,512,213,147.34-1,473,470,389.61

Finding the Fourth Proportional to 2,545,121,871.93, 3,512,213,147.34 and 1,473,470,389.61

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Solution

The fourth proportional to 2,545,121,871.93, 3,512,213,147.34 and 1,473,470,389.61 is: 2,033,357,275.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,545,121,871.93 : 3,512,213,147.34 = 1,473,470,389.61 : x
  2. Step 2: Convert to fraction form
    2,545,121,871.93/3,512,213,147.34 = 1,473,470,389.61/x
  3. Step 3: Cross multiply
    2,545,121,871.93x = 3,512,213,147.34 × 1,473,470,389.61
  4. Step 4: Simplify right side
    2,545,121,871.93x = 5,175,142,074,604,434,432
  5. Step 5: Solve for x
    x = 5,175,142,074,604,434,432/2,545,121,871.93
  6. Step 6: Final answer
    x = 2,033,357,275.22

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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.