Home / 66,173,897.40-99,260,846.10-49,167,785.40

Finding the Fourth Proportional to 66,173,897.40, 99,260,846.10 and 49,167,785.40

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Solution

The fourth proportional to 66,173,897.40, 99,260,846.10 and 49,167,785.40 is: 73,751,678.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,173,897.40 : 99,260,846.10 = 49,167,785.40 : x
  2. Step 2: Convert to fraction form
    66,173,897.40/99,260,846.10 = 49,167,785.40/x
  3. Step 3: Cross multiply
    66,173,897.40x = 99,260,846.10 × 49,167,785.40
  4. Step 4: Simplify right side
    66,173,897.40x = 4,880,435,979,667,226
  5. Step 5: Solve for x
    x = 4,880,435,979,667,226/66,173,897.40
  6. Step 6: Final answer
    x = 73,751,678.10

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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.