Home / 740,649,317.27-1,111,220,942.94-492,632,339.67

Finding the Fourth Proportional to 740,649,317.27, 1,111,220,942.94 and 492,632,339.67

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Solution

The fourth proportional to 740,649,317.27, 1,111,220,942.94 and 492,632,339.67 is: 739,112,776.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,649,317.27 : 1,111,220,942.94 = 492,632,339.67 : x
  2. Step 2: Convert to fraction form
    740,649,317.27/1,111,220,942.94 = 492,632,339.67/x
  3. Step 3: Cross multiply
    740,649,317.27x = 1,111,220,942.94 × 492,632,339.67
  4. Step 4: Simplify right side
    740,649,317.27x = 547,423,373,010,835,840
  5. Step 5: Solve for x
    x = 547,423,373,010,835,840/740,649,317.27
  6. Step 6: Final answer
    x = 739,112,776.11

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1.5x scale

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.