Home / 1,086,240,683.52-1,499,012,060.16-591,206,941.44

Finding the Fourth Proportional to 1,086,240,683.52, 1,499,012,060.16 and 591,206,941.44

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Solution

The fourth proportional to 1,086,240,683.52, 1,499,012,060.16 and 591,206,941.44 is: 815,865,533.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,240,683.52 : 1,499,012,060.16 = 591,206,941.44 : x
  2. Step 2: Convert to fraction form
    1,086,240,683.52/1,499,012,060.16 = 591,206,941.44/x
  3. Step 3: Cross multiply
    1,086,240,683.52x = 1,499,012,060.16 × 591,206,941.44
  4. Step 4: Simplify right side
    1,086,240,683.52x = 886,226,335,268,867,072
  5. Step 5: Solve for x
    x = 886,226,335,268,867,072/1,086,240,683.52
  6. Step 6: Final answer
    x = 815,865,533.96

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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.