Home / 243,888,549,012.72-365,707,212,124.22-109,467,803,560.95

Finding the Fourth Proportional to 243,888,549,012.72, 365,707,212,124.22 and 109,467,803,560.95

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Solution

The fourth proportional to 243,888,549,012.72, 365,707,212,124.22 and 109,467,803,560.95 is: 164,145,325,476.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,888,549,012.72 : 365,707,212,124.22 = 109,467,803,560.95 : x
  2. Step 2: Convert to fraction form
    243,888,549,012.72/365,707,212,124.22 = 109,467,803,560.95/x
  3. Step 3: Cross multiply
    243,888,549,012.72x = 365,707,212,124.22 × 109,467,803,560.95
  4. Step 4: Simplify right side
    243,888,549,012.72x = 40,033,165,257,636,786,995,200
  5. Step 5: Solve for x
    x = 40,033,165,257,636,786,995,200/243,888,549,012.72
  6. Step 6: Final answer
    x = 164,145,325,476.31

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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.