Home / 105,447,908.43-145,516,488.26-59,039,823.11

Finding the Fourth Proportional to 105,447,908.43, 145,516,488.26 and 59,039,823.11

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Solution

The fourth proportional to 105,447,908.43, 145,516,488.26 and 59,039,823.11 is: 81,474,045.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,447,908.43 : 145,516,488.26 = 59,039,823.11 : x
  2. Step 2: Convert to fraction form
    105,447,908.43/145,516,488.26 = 59,039,823.11/x
  3. Step 3: Cross multiply
    105,447,908.43x = 145,516,488.26 × 59,039,823.11
  4. Step 4: Simplify right side
    105,447,908.43x = 8,591,267,725,436,009
  5. Step 5: Solve for x
    x = 8,591,267,725,436,009/105,447,908.43
  6. Step 6: Final answer
    x = 81,474,045.84

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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.