Home / 537,469,028.17-805,723,445.53-209,868,325.45

Finding the Fourth Proportional to 537,469,028.17, 805,723,445.53 and 209,868,325.45

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Solution

The fourth proportional to 537,469,028.17, 805,723,445.53 and 209,868,325.45 is: 314,615,022.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,469,028.17 : 805,723,445.53 = 209,868,325.45 : x
  2. Step 2: Convert to fraction form
    537,469,028.17/805,723,445.53 = 209,868,325.45/x
  3. Step 3: Cross multiply
    537,469,028.17x = 805,723,445.53 × 209,868,325.45
  4. Step 4: Simplify right side
    537,469,028.17x = 169,095,830,287,433,408
  5. Step 5: Solve for x
    x = 169,095,830,287,433,408/537,469,028.17
  6. Step 6: Final answer
    x = 314,615,022.31

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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.