Home / 1,731,508,648.75-2,389,417,919.90-938,537,602.55

Finding the Fourth Proportional to 1,731,508,648.75, 2,389,417,919.90 and 938,537,602.55

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Solution

The fourth proportional to 1,731,508,648.75, 2,389,417,919.90 and 938,537,602.55 is: 1,295,147,192.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,731,508,648.75 : 2,389,417,919.90 = 938,537,602.55 : x
  2. Step 2: Convert to fraction form
    1,731,508,648.75/2,389,417,919.90 = 938,537,602.55/x
  3. Step 3: Cross multiply
    1,731,508,648.75x = 2,389,417,919.90 × 938,537,602.55
  4. Step 4: Simplify right side
    1,731,508,648.75x = 2,242,558,566,028,747,264
  5. Step 5: Solve for x
    x = 2,242,558,566,028,747,264/1,731,508,648.75
  6. Step 6: Final answer
    x = 1,295,147,192.97

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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.