Home / 118,577,034.04-163,599,019.50-66,357,772.60

Finding the Fourth Proportional to 118,577,034.04, 163,599,019.50 and 66,357,772.60

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Solution

The fourth proportional to 118,577,034.04, 163,599,019.50 and 66,357,772.60 is: 91,552,859.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,577,034.04 : 163,599,019.50 = 66,357,772.60 : x
  2. Step 2: Convert to fraction form
    118,577,034.04/163,599,019.50 = 66,357,772.60/x
  3. Step 3: Cross multiply
    118,577,034.04x = 163,599,019.50 × 66,357,772.60
  4. Step 4: Simplify right side
    118,577,034.04x = 10,856,066,533,563,966
  5. Step 5: Solve for x
    x = 10,856,066,533,563,966/118,577,034.04
  6. Step 6: Final answer
    x = 91,552,859.47

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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.