Home / 824,645,328.90-1,235,311,810.08-381,366,674.70

Finding the Fourth Proportional to 824,645,328.90, 1,235,311,810.08 and 381,366,674.70

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Solution

The fourth proportional to 824,645,328.90, 1,235,311,810.08 and 381,366,674.70 is: 571,284,091.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,645,328.90 : 1,235,311,810.08 = 381,366,674.70 : x
  2. Step 2: Convert to fraction form
    824,645,328.90/1,235,311,810.08 = 381,366,674.70/x
  3. Step 3: Cross multiply
    824,645,328.90x = 1,235,311,810.08 × 381,366,674.70
  4. Step 4: Simplify right side
    824,645,328.90x = 471,106,757,227,847,488
  5. Step 5: Solve for x
    x = 471,106,757,227,847,488/824,645,328.90
  6. Step 6: Final answer
    x = 571,284,091.13

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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.