Home / 212,880,045.94-293,774,474.45-117,510,579.92

Finding the Fourth Proportional to 212,880,045.94, 293,774,474.45 and 117,510,579.92

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Solution

The fourth proportional to 212,880,045.94, 293,774,474.45 and 117,510,579.92 is: 162,164,606.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,880,045.94 : 293,774,474.45 = 117,510,579.92 : x
  2. Step 2: Convert to fraction form
    212,880,045.94/293,774,474.45 = 117,510,579.92/x
  3. Step 3: Cross multiply
    212,880,045.94x = 293,774,474.45 × 117,510,579.92
  4. Step 4: Simplify right side
    212,880,045.94x = 34,521,608,857,577,700
  5. Step 5: Solve for x
    x = 34,521,608,857,577,700/212,880,045.94
  6. Step 6: Final answer
    x = 162,164,606.38

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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.