Home / 296,718,782.59-409,417,778.02-171,225,196.66

Finding the Fourth Proportional to 296,718,782.59, 409,417,778.02 and 171,225,196.66

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Solution

The fourth proportional to 296,718,782.59, 409,417,778.02 and 171,225,196.66 is: 236,259,528.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,718,782.59 : 409,417,778.02 = 171,225,196.66 : x
  2. Step 2: Convert to fraction form
    296,718,782.59/409,417,778.02 = 171,225,196.66/x
  3. Step 3: Cross multiply
    296,718,782.59x = 409,417,778.02 × 171,225,196.66
  4. Step 4: Simplify right side
    296,718,782.59x = 70,102,639,557,574,720
  5. Step 5: Solve for x
    x = 70,102,639,557,574,720/296,718,782.59
  6. Step 6: Final answer
    x = 236,259,528.12

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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.