Home / 72,764,516,639.93-109,049,212,325.16-56,630,920,804.65

Finding the Fourth Proportional to 72,764,516,639.93, 109,049,212,325.16 and 56,630,920,804.65

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Solution

The fourth proportional to 72,764,516,639.93, 109,049,212,325.16 and 56,630,920,804.65 is: 84,870,450,491.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,764,516,639.93 : 109,049,212,325.16 = 56,630,920,804.65 : x
  2. Step 2: Convert to fraction form
    72,764,516,639.93/109,049,212,325.16 = 56,630,920,804.65/x
  3. Step 3: Cross multiply
    72,764,516,639.93x = 109,049,212,325.16 × 56,630,920,804.65
  4. Step 4: Simplify right side
    72,764,516,639.93x = 6,175,557,306,995,598,950,400
  5. Step 5: Solve for x
    x = 6,175,557,306,995,598,950,400/72,764,516,639.93
  6. Step 6: Final answer
    x = 84,870,450,491.07

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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.