Home / 523,520,892.66-785,274,612.57-173,927,709.75

Finding the Fourth Proportional to 523,520,892.66, 785,274,612.57 and 173,927,709.75

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Solution

The fourth proportional to 523,520,892.66, 785,274,612.57 and 173,927,709.75 is: 260,889,329.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,520,892.66 : 785,274,612.57 = 173,927,709.75 : x
  2. Step 2: Convert to fraction form
    523,520,892.66/785,274,612.57 = 173,927,709.75/x
  3. Step 3: Cross multiply
    523,520,892.66x = 785,274,612.57 × 173,927,709.75
  4. Step 4: Simplify right side
    523,520,892.66x = 136,581,014,889,118,672
  5. Step 5: Solve for x
    x = 136,581,014,889,118,672/523,520,892.66
  6. Step 6: Final answer
    x = 260,889,329.93

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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.