Home / 79,439,904-109,630,454.16-44,632,661.76

Finding the Fourth Proportional to 79,439,904, 109,630,454.16 and 44,632,661.76

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Solution

The fourth proportional to 79,439,904, 109,630,454.16 and 44,632,661.76 is: 61,594,975.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,439,904 : 109,630,454.16 = 44,632,661.76 : x
  2. Step 2: Convert to fraction form
    79,439,904/109,630,454.16 = 44,632,661.76/x
  3. Step 3: Cross multiply
    79,439,904x = 109,630,454.16 × 44,632,661.76
  4. Step 4: Simplify right side
    79,439,904x = 4,893,098,979,118,465
  5. Step 5: Solve for x
    x = 4,893,098,979,118,465/79,439,904
  6. Step 6: Final answer
    x = 61,594,975.98

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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.