Home / 2,642,762,149.41-3,645,979,566.44-1,513,128,190.89

Finding the Fourth Proportional to 2,642,762,149.41, 3,645,979,566.44 and 1,513,128,190.89

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Solution

The fourth proportional to 2,642,762,149.41, 3,645,979,566.44 and 1,513,128,190.89 is: 2,087,525,911.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,642,762,149.41 : 3,645,979,566.44 = 1,513,128,190.89 : x
  2. Step 2: Convert to fraction form
    2,642,762,149.41/3,645,979,566.44 = 1,513,128,190.89/x
  3. Step 3: Cross multiply
    2,642,762,149.41x = 3,645,979,566.44 × 1,513,128,190.89
  4. Step 4: Simplify right side
    2,642,762,149.41x = 5,516,834,465,381,698,560
  5. Step 5: Solve for x
    x = 5,516,834,465,381,698,560/2,642,762,149.41
  6. Step 6: Final answer
    x = 2,087,525,911.71

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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.