Home / 68,965,415.60-103,448,123.40-56,635,984.40

Finding the Fourth Proportional to 68,965,415.60, 103,448,123.40 and 56,635,984.40

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Solution

The fourth proportional to 68,965,415.60, 103,448,123.40 and 56,635,984.40 is: 84,953,976.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,965,415.60 : 103,448,123.40 = 56,635,984.40 : x
  2. Step 2: Convert to fraction form
    68,965,415.60/103,448,123.40 = 56,635,984.40/x
  3. Step 3: Cross multiply
    68,965,415.60x = 103,448,123.40 × 56,635,984.40
  4. Step 4: Simplify right side
    68,965,415.60x = 5,858,886,303,091,675
  5. Step 5: Solve for x
    x = 5,858,886,303,091,675/68,965,415.60
  6. Step 6: Final answer
    x = 84,953,976.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.