Home / 152,118,001.80-228,177,002.70-91,651,825.80

Finding the Fourth Proportional to 152,118,001.80, 228,177,002.70 and 91,651,825.80

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Solution

The fourth proportional to 152,118,001.80, 228,177,002.70 and 91,651,825.80 is: 137,477,738.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,118,001.80 : 228,177,002.70 = 91,651,825.80 : x
  2. Step 2: Convert to fraction form
    152,118,001.80/228,177,002.70 = 91,651,825.80/x
  3. Step 3: Cross multiply
    152,118,001.80x = 228,177,002.70 × 91,651,825.80
  4. Step 4: Simplify right side
    152,118,001.80x = 20,912,838,903,026,528
  5. Step 5: Solve for x
    x = 20,912,838,903,026,528/152,118,001.80
  6. Step 6: Final answer
    x = 137,477,738.70

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Similar ratio
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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.