Home / 867,400,155.66-1,301,223,775.04-269,189,692.10

Finding the Fourth Proportional to 867,400,155.66, 1,301,223,775.04 and 269,189,692.10

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Solution

The fourth proportional to 867,400,155.66, 1,301,223,775.04 and 269,189,692.10 is: 403,822,878.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,400,155.66 : 1,301,223,775.04 = 269,189,692.10 : x
  2. Step 2: Convert to fraction form
    867,400,155.66/1,301,223,775.04 = 269,189,692.10/x
  3. Step 3: Cross multiply
    867,400,155.66x = 1,301,223,775.04 × 269,189,692.10
  4. Step 4: Simplify right side
    867,400,155.66x = 350,276,027,354,240,832
  5. Step 5: Solve for x
    x = 350,276,027,354,240,832/867,400,155.66
  6. Step 6: Final answer
    x = 403,822,878.13

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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.