Home / 154,412,501.40-231,618,752.10-93,190,498.20

Finding the Fourth Proportional to 154,412,501.40, 231,618,752.10 and 93,190,498.20

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Solution

The fourth proportional to 154,412,501.40, 231,618,752.10 and 93,190,498.20 is: 139,785,747.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,412,501.40 : 231,618,752.10 = 93,190,498.20 : x
  2. Step 2: Convert to fraction form
    154,412,501.40/231,618,752.10 = 93,190,498.20/x
  3. Step 3: Cross multiply
    154,412,501.40x = 231,618,752.10 × 93,190,498.20
  4. Step 4: Simplify right side
    154,412,501.40x = 21,584,666,900,661,296
  5. Step 5: Solve for x
    x = 21,584,666,900,661,296/154,412,501.40
  6. Step 6: Final answer
    x = 139,785,747.30

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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.