Home / 2,915,417,762.10-4,026,055,156.46-2,756,587,661.57

Finding the Fourth Proportional to 2,915,417,762.10, 4,026,055,156.46 and 2,756,587,661.57

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Solution

The fourth proportional to 2,915,417,762.10, 4,026,055,156.46 and 2,756,587,661.57 is: 3,806,718,238.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,915,417,762.10 : 4,026,055,156.46 = 2,756,587,661.57 : x
  2. Step 2: Convert to fraction form
    2,915,417,762.10/4,026,055,156.46 = 2,756,587,661.57/x
  3. Step 3: Cross multiply
    2,915,417,762.10x = 4,026,055,156.46 × 2,756,587,661.57
  4. Step 4: Simplify right side
    2,915,417,762.10x = 11,098,173,969,085,921,280
  5. Step 5: Solve for x
    x = 11,098,173,969,085,921,280/2,915,417,762.10
  6. Step 6: Final answer
    x = 3,806,718,238.93

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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.