Home / 466,501,350.42-643,768,036.20-254,808,316.17

Finding the Fourth Proportional to 466,501,350.42, 643,768,036.20 and 254,808,316.17

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Solution

The fourth proportional to 466,501,350.42, 643,768,036.20 and 254,808,316.17 is: 351,633,385.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,501,350.42 : 643,768,036.20 = 254,808,316.17 : x
  2. Step 2: Convert to fraction form
    466,501,350.42/643,768,036.20 = 254,808,316.17/x
  3. Step 3: Cross multiply
    466,501,350.42x = 643,768,036.20 × 254,808,316.17
  4. Step 4: Simplify right side
    466,501,350.42x = 164,037,449,308,189,600
  5. Step 5: Solve for x
    x = 164,037,449,308,189,600/466,501,350.42
  6. Step 6: Final answer
    x = 351,633,385.76

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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.