Home / 67,387,345.80-101,081,018.70-64,741,950.60

Finding the Fourth Proportional to 67,387,345.80, 101,081,018.70 and 64,741,950.60

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Solution

The fourth proportional to 67,387,345.80, 101,081,018.70 and 64,741,950.60 is: 97,112,925.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,387,345.80 : 101,081,018.70 = 64,741,950.60 : x
  2. Step 2: Convert to fraction form
    67,387,345.80/101,081,018.70 = 64,741,950.60/x
  3. Step 3: Cross multiply
    67,387,345.80x = 101,081,018.70 × 64,741,950.60
  4. Step 4: Simplify right side
    67,387,345.80x = 6,544,182,319,273,077
  5. Step 5: Solve for x
    x = 6,544,182,319,273,077/67,387,345.80
  6. Step 6: Final answer
    x = 97,112,925.90

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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.