Home / 149,774,440.80-224,661,661.20-125,587,970.40

Finding the Fourth Proportional to 149,774,440.80, 224,661,661.20 and 125,587,970.40

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Solution

The fourth proportional to 149,774,440.80, 224,661,661.20 and 125,587,970.40 is: 188,381,955.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,774,440.80 : 224,661,661.20 = 125,587,970.40 : x
  2. Step 2: Convert to fraction form
    149,774,440.80/224,661,661.20 = 125,587,970.40/x
  3. Step 3: Cross multiply
    149,774,440.80x = 224,661,661.20 × 125,587,970.40
  4. Step 4: Simplify right side
    149,774,440.80x = 28,214,802,056,800,428
  5. Step 5: Solve for x
    x = 28,214,802,056,800,428/149,774,440.80
  6. Step 6: Final answer
    x = 188,381,955.60

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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.