Home / 537,804,590.70-806,706,886.05-354,138,581.10

Finding the Fourth Proportional to 537,804,590.70, 806,706,886.05 and 354,138,581.10

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Solution

The fourth proportional to 537,804,590.70, 806,706,886.05 and 354,138,581.10 is: 531,207,871.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,804,590.70 : 806,706,886.05 = 354,138,581.10 : x
  2. Step 2: Convert to fraction form
    537,804,590.70/806,706,886.05 = 354,138,581.10/x
  3. Step 3: Cross multiply
    537,804,590.70x = 806,706,886.05 × 354,138,581.10
  4. Step 4: Simplify right side
    537,804,590.70x = 285,686,031,989,346,400
  5. Step 5: Solve for x
    x = 285,686,031,989,346,400/537,804,590.70
  6. Step 6: Final answer
    x = 531,207,871.65

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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.