Home / 123,959,255,215.70-185,938,882,823.55-40,121,461,396.10

Finding the Fourth Proportional to 123,959,255,215.70, 185,938,882,823.55 and 40,121,461,396.10

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Solution

The fourth proportional to 123,959,255,215.70, 185,938,882,823.55 and 40,121,461,396.10 is: 60,182,192,094.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,959,255,215.70 : 185,938,882,823.55 = 40,121,461,396.10 : x
  2. Step 2: Convert to fraction form
    123,959,255,215.70/185,938,882,823.55 = 40,121,461,396.10/x
  3. Step 3: Cross multiply
    123,959,255,215.70x = 185,938,882,823.55 × 40,121,461,396.10
  4. Step 4: Simplify right side
    123,959,255,215.70x = 7,460,139,709,239,022,059,520
  5. Step 5: Solve for x
    x = 7,460,139,709,239,022,059,520/123,959,255,215.70
  6. Step 6: Final answer
    x = 60,182,192,094.15

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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.