Home / 238,914,929,982.91-329,702,735,639.09-129,049,275,477

Finding the Fourth Proportional to 238,914,929,982.91, 329,702,735,639.09 and 129,049,275,477

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Solution

The fourth proportional to 238,914,929,982.91, 329,702,735,639.09 and 129,049,275,477 is: 178,088,071,599.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,914,929,982.91 : 329,702,735,639.09 = 129,049,275,477 : x
  2. Step 2: Convert to fraction form
    238,914,929,982.91/329,702,735,639.09 = 129,049,275,477/x
  3. Step 3: Cross multiply
    238,914,929,982.91x = 329,702,735,639.09 × 129,049,275,477
  4. Step 4: Simplify right side
    238,914,929,982.91x = 42,547,899,157,009,433,362,432
  5. Step 5: Solve for x
    x = 42,547,899,157,009,433,362,432/238,914,929,982.91
  6. Step 6: Final answer
    x = 178,088,071,599.60

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1.5x scale

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.