Home / 29,663,428,916.63-40,939,041,261.39-17,620,487,304.77

Finding the Fourth Proportional to 29,663,428,916.63, 40,939,041,261.39 and 17,620,487,304.77

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Solution

The fourth proportional to 29,663,428,916.63, 40,939,041,261.39 and 17,620,487,304.77 is: 24,318,357,086.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,663,428,916.63 : 40,939,041,261.39 = 17,620,487,304.77 : x
  2. Step 2: Convert to fraction form
    29,663,428,916.63/40,939,041,261.39 = 17,620,487,304.77/x
  3. Step 3: Cross multiply
    29,663,428,916.63x = 40,939,041,261.39 × 17,620,487,304.77
  4. Step 4: Simplify right side
    29,663,428,916.63x = 721,365,856,815,777,710,080
  5. Step 5: Solve for x
    x = 721,365,856,815,777,710,080/29,663,428,916.63
  6. Step 6: Final answer
    x = 24,318,357,086.88

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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.