Home / 153,431,330.76-230,148,990.56-51,195,368.39

Finding the Fourth Proportional to 153,431,330.76, 230,148,990.56 and 51,195,368.39

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Solution

The fourth proportional to 153,431,330.76, 230,148,990.56 and 51,195,368.39 is: 76,793,718.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,431,330.76 : 230,148,990.56 = 51,195,368.39 : x
  2. Step 2: Convert to fraction form
    153,431,330.76/230,148,990.56 = 51,195,368.39/x
  3. Step 3: Cross multiply
    153,431,330.76x = 230,148,990.56 × 51,195,368.39
  4. Step 4: Simplify right side
    153,431,330.76x = 11,782,562,355,283,076
  5. Step 5: Solve for x
    x = 11,782,562,355,283,076/153,431,330.76
  6. Step 6: Final answer
    x = 76,793,718.06

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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.