Home / 100,208,810.40-150,313,215.60-88,091,955.60

Finding the Fourth Proportional to 100,208,810.40, 150,313,215.60 and 88,091,955.60

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Solution

The fourth proportional to 100,208,810.40, 150,313,215.60 and 88,091,955.60 is: 132,137,933.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,208,810.40 : 150,313,215.60 = 88,091,955.60 : x
  2. Step 2: Convert to fraction form
    100,208,810.40/150,313,215.60 = 88,091,955.60/x
  3. Step 3: Cross multiply
    100,208,810.40x = 150,313,215.60 × 88,091,955.60
  4. Step 4: Simplify right side
    100,208,810.40x = 13,241,385,114,728,426
  5. Step 5: Solve for x
    x = 13,241,385,114,728,426/100,208,810.40
  6. Step 6: Final answer
    x = 132,137,933.40

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1.5x scale

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.