Home / 1,604,766,116.80-2,407,149,175.20-916,018,580.80

Finding the Fourth Proportional to 1,604,766,116.80, 2,407,149,175.20 and 916,018,580.80

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Solution

The fourth proportional to 1,604,766,116.80, 2,407,149,175.20 and 916,018,580.80 is: 1,374,027,871.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,604,766,116.80 : 2,407,149,175.20 = 916,018,580.80 : x
  2. Step 2: Convert to fraction form
    1,604,766,116.80/2,407,149,175.20 = 916,018,580.80/x
  3. Step 3: Cross multiply
    1,604,766,116.80x = 2,407,149,175.20 × 916,018,580.80
  4. Step 4: Simplify right side
    1,604,766,116.80x = 2,204,993,371,240,594,176
  5. Step 5: Solve for x
    x = 2,204,993,371,240,594,176/1,604,766,116.80
  6. Step 6: Final answer
    x = 1,374,027,871.20

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.