Home / 1,553,758,061.80-2,329,965,246.30-777,103,623.40

Finding the Fourth Proportional to 1,553,758,061.80, 2,329,965,246.30 and 777,103,623.40

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Solution

The fourth proportional to 1,553,758,061.80, 2,329,965,246.30 and 777,103,623.40 is: 1,165,319,414.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,553,758,061.80 : 2,329,965,246.30 = 777,103,623.40 : x
  2. Step 2: Convert to fraction form
    1,553,758,061.80/2,329,965,246.30 = 777,103,623.40/x
  3. Step 3: Cross multiply
    1,553,758,061.80x = 2,329,965,246.30 × 777,103,623.40
  4. Step 4: Simplify right side
    1,553,758,061.80x = 1,810,624,435,295,803,648
  5. Step 5: Solve for x
    x = 1,810,624,435,295,803,648/1,553,758,061.80
  6. Step 6: Final answer
    x = 1,165,319,414.79

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1.5x scale

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.