Home / 376,204,256.95-519,163,077.35-208,940,487.85

Finding the Fourth Proportional to 376,204,256.95, 519,163,077.35 and 208,940,487.85

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Solution

The fourth proportional to 376,204,256.95, 519,163,077.35 and 208,940,487.85 is: 288,338,541.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,204,256.95 : 519,163,077.35 = 208,940,487.85 : x
  2. Step 2: Convert to fraction form
    376,204,256.95/519,163,077.35 = 208,940,487.85/x
  3. Step 3: Cross multiply
    376,204,256.95x = 519,163,077.35 × 208,940,487.85
  4. Step 4: Simplify right side
    376,204,256.95x = 108,474,186,655,216,288
  5. Step 5: Solve for x
    x = 108,474,186,655,216,288/376,204,256.95
  6. Step 6: Final answer
    x = 288,338,541.23

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