Home / 113,793,685.40-157,035,786.68-61,582,729.16

Finding the Fourth Proportional to 113,793,685.40, 157,035,786.68 and 61,582,729.16

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Solution

The fourth proportional to 113,793,685.40, 157,035,786.68 and 61,582,729.16 is: 84,984,437.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,793,685.40 : 157,035,786.68 = 61,582,729.16 : x
  2. Step 2: Convert to fraction form
    113,793,685.40/157,035,786.68 = 61,582,729.16/x
  3. Step 3: Cross multiply
    113,793,685.40x = 157,035,786.68 × 61,582,729.16
  4. Step 4: Simplify right side
    113,793,685.40x = 9,670,692,319,541,976
  5. Step 5: Solve for x
    x = 9,670,692,319,541,976/113,793,685.40
  6. Step 6: Final answer
    x = 84,984,437.28

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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.