Home / 831,670,565.22-1,147,714,449.93-460,398,796.74

Finding the Fourth Proportional to 831,670,565.22, 1,147,714,449.93 and 460,398,796.74

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Solution

The fourth proportional to 831,670,565.22, 1,147,714,449.93 and 460,398,796.74 is: 635,355,360.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,670,565.22 : 1,147,714,449.93 = 460,398,796.74 : x
  2. Step 2: Convert to fraction form
    831,670,565.22/1,147,714,449.93 = 460,398,796.74/x
  3. Step 3: Cross multiply
    831,670,565.22x = 1,147,714,449.93 × 460,398,796.74
  4. Step 4: Simplify right side
    831,670,565.22x = 528,406,351,748,883,008
  5. Step 5: Solve for x
    x = 528,406,351,748,883,008/831,670,565.22
  6. Step 6: Final answer
    x = 635,355,360.46

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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.