Home / 98,111,831.57-135,351,787.59-58,397,091.86

Finding the Fourth Proportional to 98,111,831.57, 135,351,787.59 and 58,397,091.86

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Solution

The fourth proportional to 98,111,831.57, 135,351,787.59 and 58,397,091.86 is: 80,562,666.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,111,831.57 : 135,351,787.59 = 58,397,091.86 : x
  2. Step 2: Convert to fraction form
    98,111,831.57/135,351,787.59 = 58,397,091.86/x
  3. Step 3: Cross multiply
    98,111,831.57x = 135,351,787.59 × 58,397,091.86
  4. Step 4: Simplify right side
    98,111,831.57x = 7,904,150,773,590,822
  5. Step 5: Solve for x
    x = 7,904,150,773,590,822/98,111,831.57
  6. Step 6: Final answer
    x = 80,562,666.57

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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.