Home / 2,442,509,511.86-3,370,660,575.45-1,328,672,948.78

Finding the Fourth Proportional to 2,442,509,511.86, 3,370,660,575.45 and 1,328,672,948.78

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Solution

The fourth proportional to 2,442,509,511.86, 3,370,660,575.45 and 1,328,672,948.78 is: 1,833,567,281.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,442,509,511.86 : 3,370,660,575.45 = 1,328,672,948.78 : x
  2. Step 2: Convert to fraction form
    2,442,509,511.86/3,370,660,575.45 = 1,328,672,948.78/x
  3. Step 3: Cross multiply
    2,442,509,511.86x = 3,370,660,575.45 × 1,328,672,948.78
  4. Step 4: Simplify right side
    2,442,509,511.86x = 4,478,505,526,119,642,624
  5. Step 5: Solve for x
    x = 4,478,505,526,119,642,624/2,442,509,511.86
  6. Step 6: Final answer
    x = 1,833,567,281.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.