Home / 424,354,143.24-636,637,150.71-148,009,328.46

Finding the Fourth Proportional to 424,354,143.24, 636,637,150.71 and 148,009,328.46

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Solution

The fourth proportional to 424,354,143.24, 636,637,150.71 and 148,009,328.46 is: 222,050,941.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,354,143.24 : 636,637,150.71 = 148,009,328.46 : x
  2. Step 2: Convert to fraction form
    424,354,143.24/636,637,150.71 = 148,009,328.46/x
  3. Step 3: Cross multiply
    424,354,143.24x = 636,637,150.71 × 148,009,328.46
  4. Step 4: Simplify right side
    424,354,143.24x = 94,228,237,149,274,928
  5. Step 5: Solve for x
    x = 94,228,237,149,274,928/424,354,143.24
  6. Step 6: Final answer
    x = 222,050,941.77

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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.