Home / 5,140,377,798.76-7,710,569,249.64-3,393,172,184.68

Finding the Fourth Proportional to 5,140,377,798.76, 7,710,569,249.64 and 3,393,172,184.68

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Solution

The fourth proportional to 5,140,377,798.76, 7,710,569,249.64 and 3,393,172,184.68 is: 5,089,759,961.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,140,377,798.76 : 7,710,569,249.64 = 3,393,172,184.68 : x
  2. Step 2: Convert to fraction form
    5,140,377,798.76/7,710,569,249.64 = 3,393,172,184.68/x
  3. Step 3: Cross multiply
    5,140,377,798.76x = 7,710,569,249.64 × 3,393,172,184.68
  4. Step 4: Simplify right side
    5,140,377,798.76x = 26,163,289,105,927,385,088
  5. Step 5: Solve for x
    x = 26,163,289,105,927,385,088/5,140,377,798.76
  6. Step 6: Final answer
    x = 5,089,759,961.27

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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.