Home / 195,635,312.40-293,443,637.40-66,230,230.80

Finding the Fourth Proportional to 195,635,312.40, 293,443,637.40 and 66,230,230.80

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Solution

The fourth proportional to 195,635,312.40, 293,443,637.40 and 66,230,230.80 is: 99,342,187.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,635,312.40 : 293,443,637.40 = 66,230,230.80 : x
  2. Step 2: Convert to fraction form
    195,635,312.40/293,443,637.40 = 66,230,230.80/x
  3. Step 3: Cross multiply
    195,635,312.40x = 293,443,637.40 × 66,230,230.80
  4. Step 4: Simplify right side
    195,635,312.40x = 19,434,839,831,793,508
  5. Step 5: Solve for x
    x = 19,434,839,831,793,508/195,635,312.40
  6. Step 6: Final answer
    x = 99,342,187.22

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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.