Home / 210,707,879,125.66-290,777,088,394.22-114,363,985,451.14

Finding the Fourth Proportional to 210,707,879,125.66, 290,777,088,394.22 and 114,363,985,451.14

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Solution

The fourth proportional to 210,707,879,125.66, 290,777,088,394.22 and 114,363,985,451.14 is: 157,822,416,725.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,707,879,125.66 : 290,777,088,394.22 = 114,363,985,451.14 : x
  2. Step 2: Convert to fraction form
    210,707,879,125.66/290,777,088,394.22 = 114,363,985,451.14/x
  3. Step 3: Cross multiply
    210,707,879,125.66x = 290,777,088,394.22 × 114,363,985,451.14
  4. Step 4: Simplify right side
    210,707,879,125.66x = 33,254,426,706,641,420,288,000
  5. Step 5: Solve for x
    x = 33,254,426,706,641,420,288,000/210,707,879,125.66
  6. Step 6: Final answer
    x = 157,822,416,725.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.