Home / 1,368,105,571.83-1,887,935,109.21-741,560,547.68

Finding the Fourth Proportional to 1,368,105,571.83, 1,887,935,109.21 and 741,560,547.68

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Solution

The fourth proportional to 1,368,105,571.83, 1,887,935,109.21 and 741,560,547.68 is: 1,023,326,139.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,368,105,571.83 : 1,887,935,109.21 = 741,560,547.68 : x
  2. Step 2: Convert to fraction form
    1,368,105,571.83/1,887,935,109.21 = 741,560,547.68/x
  3. Step 3: Cross multiply
    1,368,105,571.83x = 1,887,935,109.21 × 741,560,547.68
  4. Step 4: Simplify right side
    1,368,105,571.83x = 1,400,018,193,560,628,480
  5. Step 5: Solve for x
    x = 1,400,018,193,560,628,480/1,368,105,571.83
  6. Step 6: Final answer
    x = 1,023,326,139.73

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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.