Home / 293,161,893.84-439,742,556.25-74,812,237.47

Finding the Fourth Proportional to 293,161,893.84, 439,742,556.25 and 74,812,237.47

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Solution

The fourth proportional to 293,161,893.84, 439,742,556.25 and 74,812,237.47 is: 112,218,283.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,161,893.84 : 439,742,556.25 = 74,812,237.47 : x
  2. Step 2: Convert to fraction form
    293,161,893.84/439,742,556.25 = 74,812,237.47/x
  3. Step 3: Cross multiply
    293,161,893.84x = 439,742,556.25 × 74,812,237.47
  4. Step 4: Simplify right side
    293,161,893.84x = 32,898,124,543,652,800
  5. Step 5: Solve for x
    x = 32,898,124,543,652,800/293,161,893.84
  6. Step 6: Final answer
    x = 112,218,283.60

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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.