Home / 137,791,131.20-206,686,696.80-94,142,110.40

Finding the Fourth Proportional to 137,791,131.20, 206,686,696.80 and 94,142,110.40

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Solution

The fourth proportional to 137,791,131.20, 206,686,696.80 and 94,142,110.40 is: 141,213,165.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,791,131.20 : 206,686,696.80 = 94,142,110.40 : x
  2. Step 2: Convert to fraction form
    137,791,131.20/206,686,696.80 = 94,142,110.40/x
  3. Step 3: Cross multiply
    137,791,131.20x = 206,686,696.80 × 94,142,110.40
  4. Step 4: Simplify right side
    137,791,131.20x = 19,457,921,828,356,928
  5. Step 5: Solve for x
    x = 19,457,921,828,356,928/137,791,131.20
  6. Step 6: Final answer
    x = 141,213,165.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.