Home / 212,634,153.63-318,969,236.75-59,280,357.69

Finding the Fourth Proportional to 212,634,153.63, 318,969,236.75 and 59,280,357.69

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Solution

The fourth proportional to 212,634,153.63, 318,969,236.75 and 59,280,357.69 is: 88,925,556.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,634,153.63 : 318,969,236.75 = 59,280,357.69 : x
  2. Step 2: Convert to fraction form
    212,634,153.63/318,969,236.75 = 59,280,357.69/x
  3. Step 3: Cross multiply
    212,634,153.63x = 318,969,236.75 × 59,280,357.69
  4. Step 4: Simplify right side
    212,634,153.63x = 18,908,610,446,349,892
  5. Step 5: Solve for x
    x = 18,908,610,446,349,892/212,634,153.63
  6. Step 6: Final answer
    x = 88,925,556.52

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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.