Home / 537,875,967.28-742,611,553.38-438,992,585.70

Finding the Fourth Proportional to 537,875,967.28, 742,611,553.38 and 438,992,585.70

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Solution

The fourth proportional to 537,875,967.28, 742,611,553.38 and 438,992,585.70 is: 606,089,481.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,875,967.28 : 742,611,553.38 = 438,992,585.70 : x
  2. Step 2: Convert to fraction form
    537,875,967.28/742,611,553.38 = 438,992,585.70/x
  3. Step 3: Cross multiply
    537,875,967.28x = 742,611,553.38 × 438,992,585.70
  4. Step 4: Simplify right side
    537,875,967.28x = 326,000,965,988,979,776
  5. Step 5: Solve for x
    x = 326,000,965,988,979,776/537,875,967.28
  6. Step 6: Final answer
    x = 606,089,481.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.