Home / 252,983,385,100.87-379,461,712,772.49-82,980,580,740.23

Finding the Fourth Proportional to 252,983,385,100.87, 379,461,712,772.49 and 82,980,580,740.23

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Solution

The fourth proportional to 252,983,385,100.87, 379,461,712,772.49 and 82,980,580,740.23 is: 124,466,487,322.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,983,385,100.87 : 379,461,712,772.49 = 82,980,580,740.23 : x
  2. Step 2: Convert to fraction form
    252,983,385,100.87/379,461,712,772.49 = 82,980,580,740.23/x
  3. Step 3: Cross multiply
    252,983,385,100.87x = 379,461,712,772.49 × 82,980,580,740.23
  4. Step 4: Simplify right side
    252,983,385,100.87x = 31,487,953,294,543,571,386,368
  5. Step 5: Solve for x
    x = 31,487,953,294,543,571,386,368/252,983,385,100.87
  6. Step 6: Final answer
    x = 124,466,487,322.83

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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.