Home / 1,118,498,486.18-1,543,540,014.93-616,708,240.82

Finding the Fourth Proportional to 1,118,498,486.18, 1,543,540,014.93 and 616,708,240.82

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Solution

The fourth proportional to 1,118,498,486.18, 1,543,540,014.93 and 616,708,240.82 is: 851,064,046.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,498,486.18 : 1,543,540,014.93 = 616,708,240.82 : x
  2. Step 2: Convert to fraction form
    1,118,498,486.18/1,543,540,014.93 = 616,708,240.82/x
  3. Step 3: Cross multiply
    1,118,498,486.18x = 1,543,540,014.93 × 616,708,240.82
  4. Step 4: Simplify right side
    1,118,498,486.18x = 951,913,847,242,756,992
  5. Step 5: Solve for x
    x = 951,913,847,242,756,992/1,118,498,486.18
  6. Step 6: Final answer
    x = 851,064,046.13

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Double scale
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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.