Home / 4,258,815,332.90-6,388,420,294.08-1,311,226,979.22

Finding the Fourth Proportional to 4,258,815,332.90, 6,388,420,294.08 and 1,311,226,979.22

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Solution

The fourth proportional to 4,258,815,332.90, 6,388,420,294.08 and 1,311,226,979.22 is: 1,966,901,213.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,258,815,332.90 : 6,388,420,294.08 = 1,311,226,979.22 : x
  2. Step 2: Convert to fraction form
    4,258,815,332.90/6,388,420,294.08 = 1,311,226,979.22/x
  3. Step 3: Cross multiply
    4,258,815,332.90x = 6,388,420,294.08 × 1,311,226,979.22
  4. Step 4: Simplify right side
    4,258,815,332.90x = 8,376,669,044,194,263,040
  5. Step 5: Solve for x
    x = 8,376,669,044,194,263,040/4,258,815,332.90
  6. Step 6: Final answer
    x = 1,966,901,213.00

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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.