Home / 1,314,959,822.96-1,814,579,826.08-720,246,952.13

Finding the Fourth Proportional to 1,314,959,822.96, 1,814,579,826.08 and 720,246,952.13

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Solution

The fourth proportional to 1,314,959,822.96, 1,814,579,826.08 and 720,246,952.13 is: 993,905,339.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,959,822.96 : 1,814,579,826.08 = 720,246,952.13 : x
  2. Step 2: Convert to fraction form
    1,314,959,822.96/1,814,579,826.08 = 720,246,952.13/x
  3. Step 3: Cross multiply
    1,314,959,822.96x = 1,814,579,826.08 × 720,246,952.13
  4. Step 4: Simplify right side
    1,314,959,822.96x = 1,306,945,589,118,031,360
  5. Step 5: Solve for x
    x = 1,306,945,589,118,031,360/1,314,959,822.96
  6. Step 6: Final answer
    x = 993,905,339.39

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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.