Home / 265,910,641,482.33-398,890,482,301.91-86,837,566,768.56

Finding the Fourth Proportional to 265,910,641,482.33, 398,890,482,301.91 and 86,837,566,768.56

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Solution

The fourth proportional to 265,910,641,482.33, 398,890,482,301.91 and 86,837,566,768.56 is: 130,264,357,594.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,910,641,482.33 : 398,890,482,301.91 = 86,837,566,768.56 : x
  2. Step 2: Convert to fraction form
    265,910,641,482.33/398,890,482,301.91 = 86,837,566,768.56/x
  3. Step 3: Cross multiply
    265,910,641,482.33x = 398,890,482,301.91 × 86,837,566,768.56
  4. Step 4: Simplify right side
    265,910,641,482.33x = 34,638,678,890,235,207,614,464
  5. Step 5: Solve for x
    x = 34,638,678,890,235,207,614,464/265,910,641,482.33
  6. Step 6: Final answer
    x = 130,264,357,594.49

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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.