Home / 651,049,194.85-898,524,911.81-386,732,232.18

Finding the Fourth Proportional to 651,049,194.85, 898,524,911.81 and 386,732,232.18

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Solution

The fourth proportional to 651,049,194.85, 898,524,911.81 and 386,732,232.18 is: 533,736,233.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,049,194.85 : 898,524,911.81 = 386,732,232.18 : x
  2. Step 2: Convert to fraction form
    651,049,194.85/898,524,911.81 = 386,732,232.18/x
  3. Step 3: Cross multiply
    651,049,194.85x = 898,524,911.81 × 386,732,232.18
  4. Step 4: Simplify right side
    651,049,194.85x = 347,488,544,807,192,640
  5. Step 5: Solve for x
    x = 347,488,544,807,192,640/651,049,194.85
  6. Step 6: Final answer
    x = 533,736,233.08

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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.