Home / 358,458,939.76-537,745,869.54-151,227,875.23

Finding the Fourth Proportional to 358,458,939.76, 537,745,869.54 and 151,227,875.23

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Solution

The fourth proportional to 358,458,939.76, 537,745,869.54 and 151,227,875.23 is: 226,866,054.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,458,939.76 : 537,745,869.54 = 151,227,875.23 : x
  2. Step 2: Convert to fraction form
    358,458,939.76/537,745,869.54 = 151,227,875.23/x
  3. Step 3: Cross multiply
    358,458,939.76x = 537,745,869.54 × 151,227,875.23
  4. Step 4: Simplify right side
    358,458,939.76x = 81,322,165,264,532,736
  5. Step 5: Solve for x
    x = 81,322,165,264,532,736/358,458,939.76
  6. Step 6: Final answer
    x = 226,866,054.22

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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.