Home / 1,073,088,009.70-1,609,632,014.55-383,773,603.30

Finding the Fourth Proportional to 1,073,088,009.70, 1,609,632,014.55 and 383,773,603.30

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Solution

The fourth proportional to 1,073,088,009.70, 1,609,632,014.55 and 383,773,603.30 is: 575,660,404.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,073,088,009.70 : 1,609,632,014.55 = 383,773,603.30 : x
  2. Step 2: Convert to fraction form
    1,073,088,009.70/1,609,632,014.55 = 383,773,603.30/x
  3. Step 3: Cross multiply
    1,073,088,009.70x = 1,609,632,014.55 × 383,773,603.30
  4. Step 4: Simplify right side
    1,073,088,009.70x = 617,734,278,210,891,520
  5. Step 5: Solve for x
    x = 617,734,278,210,891,520/1,073,088,009.70
  6. Step 6: Final answer
    x = 575,660,404.95

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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.