Home / 1,274,240,725.02-1,758,540,579.12-772,470,658.26

Finding the Fourth Proportional to 1,274,240,725.02, 1,758,540,579.12 and 772,470,658.26

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Solution

The fourth proportional to 1,274,240,725.02, 1,758,540,579.12 and 772,470,658.26 is: 1,066,063,085.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,240,725.02 : 1,758,540,579.12 = 772,470,658.26 : x
  2. Step 2: Convert to fraction form
    1,274,240,725.02/1,758,540,579.12 = 772,470,658.26/x
  3. Step 3: Cross multiply
    1,274,240,725.02x = 1,758,540,579.12 × 772,470,658.26
  4. Step 4: Simplify right side
    1,274,240,725.02x = 1,358,420,998,729,747,968
  5. Step 5: Solve for x
    x = 1,358,420,998,729,747,968/1,274,240,725.02
  6. Step 6: Final answer
    x = 1,066,063,085.30

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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.