Home / 12,815,676,327.04-19,229,038,807.08-6,919,064,797.84

Finding the Fourth Proportional to 12,815,676,327.04, 19,229,038,807.08 and 6,919,064,797.84

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Solution

The fourth proportional to 12,815,676,327.04, 19,229,038,807.08 and 6,919,064,797.84 is: 10,381,579,724.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,815,676,327.04 : 19,229,038,807.08 = 6,919,064,797.84 : x
  2. Step 2: Convert to fraction form
    12,815,676,327.04/19,229,038,807.08 = 6,919,064,797.84/x
  3. Step 3: Cross multiply
    12,815,676,327.04x = 19,229,038,807.08 × 6,919,064,797.84
  4. Step 4: Simplify right side
    12,815,676,327.04x = 133,046,965,506,366,504,960
  5. Step 5: Solve for x
    x = 133,046,965,506,366,504,960/12,815,676,327.04
  6. Step 6: Final answer
    x = 10,381,579,724.02

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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.