Home / 12,218,483,338.20-18,320,224,316.58-4,748,343,843.96

Finding the Fourth Proportional to 12,218,483,338.20, 18,320,224,316.58 and 4,748,343,843.96

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Solution

The fourth proportional to 12,218,483,338.20, 18,320,224,316.58 and 4,748,343,843.96 is: 7,119,600,849.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,218,483,338.20 : 18,320,224,316.58 = 4,748,343,843.96 : x
  2. Step 2: Convert to fraction form
    12,218,483,338.20/18,320,224,316.58 = 4,748,343,843.96/x
  3. Step 3: Cross multiply
    12,218,483,338.20x = 18,320,224,316.58 × 4,748,343,843.96
  4. Step 4: Simplify right side
    12,218,483,338.20x = 86,990,724,353,598,947,328
  5. Step 5: Solve for x
    x = 86,990,724,353,598,947,328/12,218,483,338.20
  6. Step 6: Final answer
    x = 7,119,600,849.45

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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.