Home / 64,840,026,526.79-89,474,351,123.21-39,462,693,095.66

Finding the Fourth Proportional to 64,840,026,526.79, 89,474,351,123.21 and 39,462,693,095.66

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Solution

The fourth proportional to 64,840,026,526.79, 89,474,351,123.21 and 39,462,693,095.66 is: 54,455,543,087.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,840,026,526.79 : 89,474,351,123.21 = 39,462,693,095.66 : x
  2. Step 2: Convert to fraction form
    64,840,026,526.79/89,474,351,123.21 = 39,462,693,095.66/x
  3. Step 3: Cross multiply
    64,840,026,526.79x = 89,474,351,123.21 × 39,462,693,095.66
  4. Step 4: Simplify right side
    64,840,026,526.79x = 3,530,898,858,307,912,990,720
  5. Step 5: Solve for x
    x = 3,530,898,858,307,912,990,720/64,840,026,526.79
  6. Step 6: Final answer
    x = 54,455,543,087.25

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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.