Home / 161,352,030.45-242,028,045.68-40,183,482.45

Finding the Fourth Proportional to 161,352,030.45, 242,028,045.68 and 40,183,482.45

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Solution

The fourth proportional to 161,352,030.45, 242,028,045.68 and 40,183,482.45 is: 60,275,223.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,352,030.45 : 242,028,045.68 = 40,183,482.45 : x
  2. Step 2: Convert to fraction form
    161,352,030.45/242,028,045.68 = 40,183,482.45/x
  3. Step 3: Cross multiply
    161,352,030.45x = 242,028,045.68 × 40,183,482.45
  4. Step 4: Simplify right side
    161,352,030.45x = 9,725,529,725,789,162
  5. Step 5: Solve for x
    x = 9,725,529,725,789,162/161,352,030.45
  6. Step 6: Final answer
    x = 60,275,223.68

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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.