Home / 91,007,746.40-136,511,619.60-33,541,259.60

Finding the Fourth Proportional to 91,007,746.40, 136,511,619.60 and 33,541,259.60

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Solution

The fourth proportional to 91,007,746.40, 136,511,619.60 and 33,541,259.60 is: 50,311,889.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,007,746.40 : 136,511,619.60 = 33,541,259.60 : x
  2. Step 2: Convert to fraction form
    91,007,746.40/136,511,619.60 = 33,541,259.60/x
  3. Step 3: Cross multiply
    91,007,746.40x = 136,511,619.60 × 33,541,259.60
  4. Step 4: Simplify right side
    91,007,746.40x = 4,578,771,671,420,048
  5. Step 5: Solve for x
    x = 4,578,771,671,420,048/91,007,746.40
  6. Step 6: Final answer
    x = 50,311,889.40

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Double scale
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1.5x scale

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.