Home / 72,764,516,640.93-109,049,212,326.66-56,630,920,805.65

Finding the Fourth Proportional to 72,764,516,640.93, 109,049,212,326.66 and 56,630,920,805.65

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Solution

The fourth proportional to 72,764,516,640.93, 109,049,212,326.66 and 56,630,920,805.65 is: 84,870,450,492.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,764,516,640.93 : 109,049,212,326.66 = 56,630,920,805.65 : x
  2. Step 2: Convert to fraction form
    72,764,516,640.93/109,049,212,326.66 = 56,630,920,805.65/x
  3. Step 3: Cross multiply
    72,764,516,640.93x = 109,049,212,326.66 × 56,630,920,805.65
  4. Step 4: Simplify right side
    72,764,516,640.93x = 6,175,557,307,189,594,947,584
  5. Step 5: Solve for x
    x = 6,175,557,307,189,594,947,584/72,764,516,640.93
  6. Step 6: Final answer
    x = 84,870,450,492.57

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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.