Home / 247,714,911.90-371,572,367.85-166,085,574.30

Finding the Fourth Proportional to 247,714,911.90, 371,572,367.85 and 166,085,574.30

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Solution

The fourth proportional to 247,714,911.90, 371,572,367.85 and 166,085,574.30 is: 249,128,361.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,714,911.90 : 371,572,367.85 = 166,085,574.30 : x
  2. Step 2: Convert to fraction form
    247,714,911.90/371,572,367.85 = 166,085,574.30/x
  3. Step 3: Cross multiply
    247,714,911.90x = 371,572,367.85 × 166,085,574.30
  4. Step 4: Simplify right side
    247,714,911.90x = 61,712,810,108,378,112
  5. Step 5: Solve for x
    x = 61,712,810,108,378,112/247,714,911.90
  6. Step 6: Final answer
    x = 249,128,361.45

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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.