Home / 187,221,048.20-280,831,572.30-141,871,416.20

Finding the Fourth Proportional to 187,221,048.20, 280,831,572.30 and 141,871,416.20

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Solution

The fourth proportional to 187,221,048.20, 280,831,572.30 and 141,871,416.20 is: 212,807,124.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,221,048.20 : 280,831,572.30 = 141,871,416.20 : x
  2. Step 2: Convert to fraction form
    187,221,048.20/280,831,572.30 = 141,871,416.20/x
  3. Step 3: Cross multiply
    187,221,048.20x = 280,831,572.30 × 141,871,416.20
  4. Step 4: Simplify right side
    187,221,048.20x = 39,841,972,875,873,688
  5. Step 5: Solve for x
    x = 39,841,972,875,873,688/187,221,048.20
  6. Step 6: Final answer
    x = 212,807,124.30

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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.