Home / 124,502,435.40-186,753,653.10-43,723,403.40

Finding the Fourth Proportional to 124,502,435.40, 186,753,653.10 and 43,723,403.40

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Solution

The fourth proportional to 124,502,435.40, 186,753,653.10 and 43,723,403.40 is: 65,585,105.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,502,435.40 : 186,753,653.10 = 43,723,403.40 : x
  2. Step 2: Convert to fraction form
    124,502,435.40/186,753,653.10 = 43,723,403.40/x
  3. Step 3: Cross multiply
    124,502,435.40x = 186,753,653.10 × 43,723,403.40
  4. Step 4: Simplify right side
    124,502,435.40x = 8,165,505,310,914,960
  5. Step 5: Solve for x
    x = 8,165,505,310,914,960/124,502,435.40
  6. Step 6: Final answer
    x = 65,585,105.10

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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.