Home / 474,582,412.92-655,150,831.16-316,076,314.92

Finding the Fourth Proportional to 474,582,412.92, 655,150,831.16 and 316,076,314.92

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Solution

The fourth proportional to 474,582,412.92, 655,150,831.16 and 316,076,314.92 is: 436,336,566.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,582,412.92 : 655,150,831.16 = 316,076,314.92 : x
  2. Step 2: Convert to fraction form
    474,582,412.92/655,150,831.16 = 316,076,314.92/x
  3. Step 3: Cross multiply
    474,582,412.92x = 655,150,831.16 × 316,076,314.92
  4. Step 4: Simplify right side
    474,582,412.92x = 207,077,660,429,827,904
  5. Step 5: Solve for x
    x = 207,077,660,429,827,904/474,582,412.92
  6. Step 6: Final answer
    x = 436,336,566.19

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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.