Home / 188,117,971,327.96-282,217,817,128.38-68,735,104,060.20

Finding the Fourth Proportional to 188,117,971,327.96, 282,217,817,128.38 and 68,735,104,060.20

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Solution

The fourth proportional to 188,117,971,327.96, 282,217,817,128.38 and 68,735,104,060.20 is: 103,117,585,688.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,117,971,327.96 : 282,217,817,128.38 = 68,735,104,060.20 : x
  2. Step 2: Convert to fraction form
    188,117,971,327.96/282,217,817,128.38 = 68,735,104,060.20/x
  3. Step 3: Cross multiply
    188,117,971,327.96x = 282,217,817,128.38 × 68,735,104,060.20
  4. Step 4: Simplify right side
    188,117,971,327.96x = 19,398,271,027,961,692,946,432
  5. Step 5: Solve for x
    x = 19,398,271,027,961,692,946,432/188,117,971,327.96
  6. Step 6: Final answer
    x = 103,117,585,688.52

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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.