Home / 42,701,962,691.25-64,007,783,446.35-15,793,237,537.74

Finding the Fourth Proportional to 42,701,962,691.25, 64,007,783,446.35 and 15,793,237,537.74

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Solution

The fourth proportional to 42,701,962,691.25, 64,007,783,446.35 and 15,793,237,537.74 is: 23,673,153,750.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,701,962,691.25 : 64,007,783,446.35 = 15,793,237,537.74 : x
  2. Step 2: Convert to fraction form
    42,701,962,691.25/64,007,783,446.35 = 15,793,237,537.74/x
  3. Step 3: Cross multiply
    42,701,962,691.25x = 64,007,783,446.35 × 15,793,237,537.74
  4. Step 4: Simplify right side
    42,701,962,691.25x = 1,010,890,128,232,427,814,912
  5. Step 5: Solve for x
    x = 1,010,890,128,232,427,814,912/42,701,962,691.25
  6. Step 6: Final answer
    x = 23,673,153,750.37

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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.