Home / 19,207,131,653.80-26,505,272,406.90-10,633,940,389.72

Finding the Fourth Proportional to 19,207,131,653.80, 26,505,272,406.90 and 10,633,940,389.72

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Solution

The fourth proportional to 19,207,131,653.80, 26,505,272,406.90 and 10,633,940,389.72 is: 14,674,522,561.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,207,131,653.80 : 26,505,272,406.90 = 10,633,940,389.72 : x
  2. Step 2: Convert to fraction form
    19,207,131,653.80/26,505,272,406.90 = 10,633,940,389.72/x
  3. Step 3: Cross multiply
    19,207,131,653.80x = 26,505,272,406.90 × 10,633,940,389.72
  4. Step 4: Simplify right side
    19,207,131,653.80x = 281,855,486,788,264,951,808
  5. Step 5: Solve for x
    x = 281,855,486,788,264,951,808/19,207,131,653.80
  6. Step 6: Final answer
    x = 14,674,522,561.13

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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.