Home / 529,244,831.42-730,358,472.86-294,290,447.34

Finding the Fourth Proportional to 529,244,831.42, 730,358,472.86 and 294,290,447.34

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Solution

The fourth proportional to 529,244,831.42, 730,358,472.86 and 294,290,447.34 is: 406,121,154.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,244,831.42 : 730,358,472.86 = 294,290,447.34 : x
  2. Step 2: Convert to fraction form
    529,244,831.42/730,358,472.86 = 294,290,447.34/x
  3. Step 3: Cross multiply
    529,244,831.42x = 730,358,472.86 × 294,290,447.34
  4. Step 4: Simplify right side
    529,244,831.42x = 214,937,521,696,528,640
  5. Step 5: Solve for x
    x = 214,937,521,696,528,640/529,244,831.42
  6. Step 6: Final answer
    x = 406,121,154.02

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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.