Home / 75,528,090,096.48-113,236,283,345.76-45,675,784,550.88

Finding the Fourth Proportional to 75,528,090,096.48, 113,236,283,345.76 and 45,675,784,550.88

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Solution

The fourth proportional to 75,528,090,096.48, 113,236,283,345.76 and 45,675,784,550.88 is: 68,479,900,323.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,528,090,096.48 : 113,236,283,345.76 = 45,675,784,550.88 : x
  2. Step 2: Convert to fraction form
    75,528,090,096.48/113,236,283,345.76 = 45,675,784,550.88/x
  3. Step 3: Cross multiply
    75,528,090,096.48x = 113,236,283,345.76 × 45,675,784,550.88
  4. Step 4: Simplify right side
    75,528,090,096.48x = 5,172,156,081,443,334,782,976
  5. Step 5: Solve for x
    x = 5,172,156,081,443,334,782,976/75,528,090,096.48
  6. Step 6: Final answer
    x = 68,479,900,323.66

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1.5x scale

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.