Home / 210,707,879,245.29-290,777,088,559.59-114,363,985,571.13

Finding the Fourth Proportional to 210,707,879,245.29, 290,777,088,559.59 and 114,363,985,571.13

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Solution

The fourth proportional to 210,707,879,245.29, 290,777,088,559.59 and 114,363,985,571.13 is: 157,822,416,890.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,707,879,245.29 : 290,777,088,559.59 = 114,363,985,571.13 : x
  2. Step 2: Convert to fraction form
    210,707,879,245.29/290,777,088,559.59 = 114,363,985,571.13/x
  3. Step 3: Cross multiply
    210,707,879,245.29x = 290,777,088,559.59 × 114,363,985,571.13
  4. Step 4: Simplify right side
    210,707,879,245.29x = 33,254,426,760,444,144,254,976
  5. Step 5: Solve for x
    x = 33,254,426,760,444,144,254,976/210,707,879,245.29
  6. Step 6: Final answer
    x = 157,822,416,890.88

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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.