Home / 343,709,772.55-474,359,875.13-193,027,191.77

Finding the Fourth Proportional to 343,709,772.55, 474,359,875.13 and 193,027,191.77

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Solution

The fourth proportional to 343,709,772.55, 474,359,875.13 and 193,027,191.77 is: 266,400,207.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,709,772.55 : 474,359,875.13 = 193,027,191.77 : x
  2. Step 2: Convert to fraction form
    343,709,772.55/474,359,875.13 = 193,027,191.77/x
  3. Step 3: Cross multiply
    343,709,772.55x = 474,359,875.13 × 193,027,191.77
  4. Step 4: Simplify right side
    343,709,772.55x = 91,564,354,586,380,240
  5. Step 5: Solve for x
    x = 91,564,354,586,380,240/343,709,772.55
  6. Step 6: Final answer
    x = 266,400,207.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.