Home / 21,088,236,702,691-31,636,428,674,722-8,017,984,409,080

Finding the Fourth Proportional to 21,088,236,702,691, 31,636,428,674,722 and 8,017,984,409,080

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Solution

The fourth proportional to 21,088,236,702,691, 31,636,428,674,722 and 8,017,984,409,080 is: 12,028,525,449,950.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,088,236,702,691 : 31,636,428,674,722 = 8,017,984,409,080 : x
  2. Step 2: Convert to fraction form
    21,088,236,702,691/31,636,428,674,722 = 8,017,984,409,080/x
  3. Step 3: Cross multiply
    21,088,236,702,691x = 31,636,428,674,722 × 8,017,984,409,080
  4. Step 4: Simplify right side
    21,088,236,702,691x = 253,660,391,872,892,459,854,856,192
  5. Step 5: Solve for x
    x = 253,660,391,872,892,459,854,856,192/21,088,236,702,691
  6. Step 6: Final answer
    x = 12,028,525,449,950.19

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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.