Home / 123,688,816.64-185,502,568.44-41,805,877.04

Finding the Fourth Proportional to 123,688,816.64, 185,502,568.44 and 41,805,877.04

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Solution

The fourth proportional to 123,688,816.64, 185,502,568.44 and 41,805,877.04 is: 62,698,453.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,688,816.64 : 185,502,568.44 = 41,805,877.04 : x
  2. Step 2: Convert to fraction form
    123,688,816.64/185,502,568.44 = 41,805,877.04/x
  3. Step 3: Cross multiply
    123,688,816.64x = 185,502,568.44 × 41,805,877.04
  4. Step 4: Simplify right side
    123,688,816.64x = 7,755,097,566,806,824
  5. Step 5: Solve for x
    x = 7,755,097,566,806,824/123,688,816.64
  6. Step 6: Final answer
    x = 62,698,453.89

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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.