Home / 466,014,093.54-643,341,240.36-340,425,284.82

Finding the Fourth Proportional to 466,014,093.54, 643,341,240.36 and 340,425,284.82

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Solution

The fourth proportional to 466,014,093.54, 643,341,240.36 and 340,425,284.82 is: 469,963,522.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,014,093.54 : 643,341,240.36 = 340,425,284.82 : x
  2. Step 2: Convert to fraction form
    466,014,093.54/643,341,240.36 = 340,425,284.82/x
  3. Step 3: Cross multiply
    466,014,093.54x = 643,341,240.36 × 340,425,284.82
  4. Step 4: Simplify right side
    466,014,093.54x = 219,009,624,986,005,088
  5. Step 5: Solve for x
    x = 219,009,624,986,005,088/466,014,093.54
  6. Step 6: Final answer
    x = 469,963,522.61

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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.