Home / 1,364,259,119.69-2,047,302,777.08-478,947,108.90

Finding the Fourth Proportional to 1,364,259,119.69, 2,047,302,777.08 and 478,947,108.90

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Solution

The fourth proportional to 1,364,259,119.69, 2,047,302,777.08 and 478,947,108.90 is: 718,741,573.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,364,259,119.69 : 2,047,302,777.08 = 478,947,108.90 : x
  2. Step 2: Convert to fraction form
    1,364,259,119.69/2,047,302,777.08 = 478,947,108.90/x
  3. Step 3: Cross multiply
    1,364,259,119.69x = 2,047,302,777.08 × 478,947,108.90
  4. Step 4: Simplify right side
    1,364,259,119.69x = 980,549,746,120,689,024
  5. Step 5: Solve for x
    x = 980,549,746,120,689,024/1,364,259,119.69
  6. Step 6: Final answer
    x = 718,741,573.33

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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.