Home / 452,879,022,241.95-679,314,056,663.62-207,484,543,308.78

Finding the Fourth Proportional to 452,879,022,241.95, 679,314,056,663.62 and 207,484,543,308.78

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Solution

The fourth proportional to 452,879,022,241.95, 679,314,056,663.62 and 207,484,543,308.78 is: 311,224,763,982.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,879,022,241.95 : 679,314,056,663.62 = 207,484,543,308.78 : x
  2. Step 2: Convert to fraction form
    452,879,022,241.95/679,314,056,663.62 = 207,484,543,308.78/x
  3. Step 3: Cross multiply
    452,879,022,241.95x = 679,314,056,663.62 × 207,484,543,308.78
  4. Step 4: Simplify right side
    452,879,022,241.95x = 140,947,166,810,085,892,554,752
  5. Step 5: Solve for x
    x = 140,947,166,810,085,892,554,752/452,879,022,241.95
  6. Step 6: Final answer
    x = 311,224,763,982.96

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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.