Home / 831,670,536.35-1,147,714,410.08-460,398,767.87

Finding the Fourth Proportional to 831,670,536.35, 1,147,714,410.08 and 460,398,767.87

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Solution

The fourth proportional to 831,670,536.35, 1,147,714,410.08 and 460,398,767.87 is: 635,355,320.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,670,536.35 : 1,147,714,410.08 = 460,398,767.87 : x
  2. Step 2: Convert to fraction form
    831,670,536.35/1,147,714,410.08 = 460,398,767.87/x
  3. Step 3: Cross multiply
    831,670,536.35x = 1,147,714,410.08 × 460,398,767.87
  4. Step 4: Simplify right side
    831,670,536.35x = 528,406,300,262,888,320
  5. Step 5: Solve for x
    x = 528,406,300,262,888,320/831,670,536.35
  6. Step 6: Final answer
    x = 635,355,320.61

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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.