Home / 126,021,702.40-188,733,955.20-126,021,702.40

Finding the Fourth Proportional to 126,021,702.40, 188,733,955.20 and 126,021,702.40

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Solution

The fourth proportional to 126,021,702.40, 188,733,955.20 and 126,021,702.40 is: 188,733,955.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,021,702.40 : 188,733,955.20 = 126,021,702.40 : x
  2. Step 2: Convert to fraction form
    126,021,702.40/188,733,955.20 = 126,021,702.40/x
  3. Step 3: Cross multiply
    126,021,702.40x = 188,733,955.20 × 126,021,702.40
  4. Step 4: Simplify right side
    126,021,702.40x = 23,784,574,334,989,332
  5. Step 5: Solve for x
    x = 23,784,574,334,989,332/126,021,702.40
  6. Step 6: Final answer
    x = 188,733,955.20

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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.