Home / 1,370,213,752.41-1,890,570,882.51-775,498,224.21

Finding the Fourth Proportional to 1,370,213,752.41, 1,890,570,882.51 and 775,498,224.21

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Solution

The fourth proportional to 1,370,213,752.41, 1,890,570,882.51 and 775,498,224.21 is: 1,070,004,121.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,213,752.41 : 1,890,570,882.51 = 775,498,224.21 : x
  2. Step 2: Convert to fraction form
    1,370,213,752.41/1,890,570,882.51 = 775,498,224.21/x
  3. Step 3: Cross multiply
    1,370,213,752.41x = 1,890,570,882.51 × 775,498,224.21
  4. Step 4: Simplify right side
    1,370,213,752.41x = 1,466,134,362,129,637,632
  5. Step 5: Solve for x
    x = 1,466,134,362,129,637,632/1,370,213,752.41
  6. Step 6: Final answer
    x = 1,070,004,121.29

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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.