Home / 354,460,693.80-532,238,471.10-193,217,557.80

Finding the Fourth Proportional to 354,460,693.80, 532,238,471.10 and 193,217,557.80

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Solution

The fourth proportional to 354,460,693.80, 532,238,471.10 and 193,217,557.80 is: 290,124,742.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,460,693.80 : 532,238,471.10 = 193,217,557.80 : x
  2. Step 2: Convert to fraction form
    354,460,693.80/532,238,471.10 = 193,217,557.80/x
  3. Step 3: Cross multiply
    354,460,693.80x = 532,238,471.10 × 193,217,557.80
  4. Step 4: Simplify right side
    354,460,693.80x = 102,837,817,553,147,888
  5. Step 5: Solve for x
    x = 102,837,817,553,147,888/354,460,693.80
  6. Step 6: Final answer
    x = 290,124,742.61

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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.