Home / 100,307,977.76-150,509,514.93-48,463,518.58

Finding the Fourth Proportional to 100,307,977.76, 150,509,514.93 and 48,463,518.58

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Solution

The fourth proportional to 100,307,977.76, 150,509,514.93 and 48,463,518.58 is: 72,718,250.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,307,977.76 : 150,509,514.93 = 48,463,518.58 : x
  2. Step 2: Convert to fraction form
    100,307,977.76/150,509,514.93 = 48,463,518.58/x
  3. Step 3: Cross multiply
    100,307,977.76x = 150,509,514.93 × 48,463,518.58
  4. Step 4: Simplify right side
    100,307,977.76x = 7,294,220,672,991,196
  5. Step 5: Solve for x
    x = 7,294,220,672,991,196/100,307,977.76
  6. Step 6: Final answer
    x = 72,718,250.69

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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.