Home / 68,804,292.58-103,085,369.70-64,708,129.06

Finding the Fourth Proportional to 68,804,292.58, 103,085,369.70 and 64,708,129.06

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Solution

The fourth proportional to 68,804,292.58, 103,085,369.70 and 64,708,129.06 is: 96,948,332.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,804,292.58 : 103,085,369.70 = 64,708,129.06 : x
  2. Step 2: Convert to fraction form
    68,804,292.58/103,085,369.70 = 64,708,129.06/x
  3. Step 3: Cross multiply
    68,804,292.58x = 103,085,369.70 × 64,708,129.06
  4. Step 4: Simplify right side
    68,804,292.58x = 6,670,461,406,745,414
  5. Step 5: Solve for x
    x = 6,670,461,406,745,414/68,804,292.58
  6. Step 6: Final answer
    x = 96,948,332.10

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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.