Home / 804,588,817.40-1,206,883,226.10-396,442,129.40

Finding the Fourth Proportional to 804,588,817.40, 1,206,883,226.10 and 396,442,129.40

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Solution

The fourth proportional to 804,588,817.40, 1,206,883,226.10 and 396,442,129.40 is: 594,663,194.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,588,817.40 : 1,206,883,226.10 = 396,442,129.40 : x
  2. Step 2: Convert to fraction form
    804,588,817.40/1,206,883,226.10 = 396,442,129.40/x
  3. Step 3: Cross multiply
    804,588,817.40x = 1,206,883,226.10 × 396,442,129.40
  4. Step 4: Simplify right side
    804,588,817.40x = 478,459,356,092,225,600
  5. Step 5: Solve for x
    x = 478,459,356,092,225,600/804,588,817.40
  6. Step 6: Final answer
    x = 594,663,194.10

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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.