Home / 343,722,931,713.28-474,316,273,334.25-189,389,974,596.17

Finding the Fourth Proportional to 343,722,931,713.28, 474,316,273,334.25 and 189,389,974,596.17

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Solution

The fourth proportional to 343,722,931,713.28, 474,316,273,334.25 and 189,389,974,596.17 is: 261,346,388,818.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,722,931,713.28 : 474,316,273,334.25 = 189,389,974,596.17 : x
  2. Step 2: Convert to fraction form
    343,722,931,713.28/474,316,273,334.25 = 189,389,974,596.17/x
  3. Step 3: Cross multiply
    343,722,931,713.28x = 474,316,273,334.25 × 189,389,974,596.17
  4. Step 4: Simplify right side
    343,722,931,713.28x = 89,830,746,957,323,643,650,048
  5. Step 5: Solve for x
    x = 89,830,746,957,323,643,650,048/343,722,931,713.28
  6. Step 6: Final answer
    x = 261,346,388,818.36

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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.