Home / 316,362,856.64-474,595,470.24-97,961,869.76

Finding the Fourth Proportional to 316,362,856.64, 474,595,470.24 and 97,961,869.76

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Solution

The fourth proportional to 316,362,856.64, 474,595,470.24 and 97,961,869.76 is: 146,958,654.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,362,856.64 : 474,595,470.24 = 97,961,869.76 : x
  2. Step 2: Convert to fraction form
    316,362,856.64/474,595,470.24 = 97,961,869.76/x
  3. Step 3: Cross multiply
    316,362,856.64x = 474,595,470.24 × 97,961,869.76
  4. Step 4: Simplify right side
    316,362,856.64x = 46,492,259,644,336,840
  5. Step 5: Solve for x
    x = 46,492,259,644,336,840/316,362,856.64
  6. Step 6: Final answer
    x = 146,958,654.18

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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.