Home / 137,802,340.83-190,167,126.39-75,922,679.40

Finding the Fourth Proportional to 137,802,340.83, 190,167,126.39 and 75,922,679.40

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Solution

The fourth proportional to 137,802,340.83, 190,167,126.39 and 75,922,679.40 is: 104,773,240.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,802,340.83 : 190,167,126.39 = 75,922,679.40 : x
  2. Step 2: Convert to fraction form
    137,802,340.83/190,167,126.39 = 75,922,679.40/x
  3. Step 3: Cross multiply
    137,802,340.83x = 190,167,126.39 × 75,922,679.40
  4. Step 4: Simplify right side
    137,802,340.83x = 14,437,997,769,327,250
  5. Step 5: Solve for x
    x = 14,437,997,769,327,250/137,802,340.83
  6. Step 6: Final answer
    x = 104,773,240.30

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1.5x scale

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.