Home / 195,418,688.40-293,128,032.60-67,767,872.40

Finding the Fourth Proportional to 195,418,688.40, 293,128,032.60 and 67,767,872.40

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Solution

The fourth proportional to 195,418,688.40, 293,128,032.60 and 67,767,872.40 is: 101,651,808.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,418,688.40 : 293,128,032.60 = 67,767,872.40 : x
  2. Step 2: Convert to fraction form
    195,418,688.40/293,128,032.60 = 67,767,872.40/x
  3. Step 3: Cross multiply
    195,418,688.40x = 293,128,032.60 × 67,767,872.40
  4. Step 4: Simplify right side
    195,418,688.40x = 19,864,663,110,099,844
  5. Step 5: Solve for x
    x = 19,864,663,110,099,844/195,418,688.40
  6. Step 6: Final answer
    x = 101,651,808.60

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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.