Home / 113,886,532.93-157,162,632.87-61,674,373.78

Finding the Fourth Proportional to 113,886,532.93, 157,162,632.87 and 61,674,373.78

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Solution

The fourth proportional to 113,886,532.93, 157,162,632.87 and 61,674,373.78 is: 85,110,212.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,886,532.93 : 157,162,632.87 = 61,674,373.78 : x
  2. Step 2: Convert to fraction form
    113,886,532.93/157,162,632.87 = 61,674,373.78/x
  3. Step 3: Cross multiply
    113,886,532.93x = 157,162,632.87 × 61,674,373.78
  4. Step 4: Simplify right side
    113,886,532.93x = 9,692,906,963,873,294
  5. Step 5: Solve for x
    x = 9,692,906,963,873,294/113,886,532.93
  6. Step 6: Final answer
    x = 85,110,212.02

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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.