Home / 49,492,858.40-74,239,287.60-43,115,566.40

Finding the Fourth Proportional to 49,492,858.40, 74,239,287.60 and 43,115,566.40

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Solution

The fourth proportional to 49,492,858.40, 74,239,287.60 and 43,115,566.40 is: 64,673,349.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,492,858.40 : 74,239,287.60 = 43,115,566.40 : x
  2. Step 2: Convert to fraction form
    49,492,858.40/74,239,287.60 = 43,115,566.40/x
  3. Step 3: Cross multiply
    49,492,858.40x = 74,239,287.60 × 43,115,566.40
  4. Step 4: Simplify right side
    49,492,858.40x = 3,200,868,934,006,496.50
  5. Step 5: Solve for x
    x = 3,200,868,934,006,496.50/49,492,858.40
  6. Step 6: Final answer
    x = 64,673,349.60

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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.