Home / 42,108,193,758.84-63,148,955,405.76-13,771,578,030.36

Finding the Fourth Proportional to 42,108,193,758.84, 63,148,955,405.76 and 13,771,578,030.36

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Solution

The fourth proportional to 42,108,193,758.84, 63,148,955,405.76 and 13,771,578,030.36 is: 20,653,005,728.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,108,193,758.84 : 63,148,955,405.76 = 13,771,578,030.36 : x
  2. Step 2: Convert to fraction form
    42,108,193,758.84/63,148,955,405.76 = 13,771,578,030.36/x
  3. Step 3: Cross multiply
    42,108,193,758.84x = 63,148,955,405.76 × 13,771,578,030.36
  4. Step 4: Simplify right side
    42,108,193,758.84x = 869,660,766,906,147,799,040
  5. Step 5: Solve for x
    x = 869,660,766,906,147,799,040/42,108,193,758.84
  6. Step 6: Final answer
    x = 20,653,005,728.22

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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.