Home / 537,804,587.70-806,706,881.55-354,138,578.10

Finding the Fourth Proportional to 537,804,587.70, 806,706,881.55 and 354,138,578.10

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Solution

The fourth proportional to 537,804,587.70, 806,706,881.55 and 354,138,578.10 is: 531,207,867.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,804,587.70 : 806,706,881.55 = 354,138,578.10 : x
  2. Step 2: Convert to fraction form
    537,804,587.70/806,706,881.55 = 354,138,578.10/x
  3. Step 3: Cross multiply
    537,804,587.70x = 806,706,881.55 × 354,138,578.10
  4. Step 4: Simplify right side
    537,804,587.70x = 285,686,027,975,602,112
  5. Step 5: Solve for x
    x = 285,686,027,975,602,112/537,804,587.70
  6. Step 6: Final answer
    x = 531,207,867.15

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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.