Home / 598,437,228.18-826,123,280.92-347,492,739.84

Finding the Fourth Proportional to 598,437,228.18, 826,123,280.92 and 347,492,739.84

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Solution

The fourth proportional to 598,437,228.18, 826,123,280.92 and 347,492,739.84 is: 479,702,513.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,437,228.18 : 826,123,280.92 = 347,492,739.84 : x
  2. Step 2: Convert to fraction form
    598,437,228.18/826,123,280.92 = 347,492,739.84/x
  3. Step 3: Cross multiply
    598,437,228.18x = 826,123,280.92 × 347,492,739.84
  4. Step 4: Simplify right side
    598,437,228.18x = 287,071,842,332,500,768
  5. Step 5: Solve for x
    x = 287,071,842,332,500,768/598,437,228.18
  6. Step 6: Final answer
    x = 479,702,513.17

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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.