Home / 207,617,609.45-286,377,300-133,160,234.21

Finding the Fourth Proportional to 207,617,609.45, 286,377,300 and 133,160,234.21

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Solution

The fourth proportional to 207,617,609.45, 286,377,300 and 133,160,234.21 is: 183,674,537.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,617,609.45 : 286,377,300 = 133,160,234.21 : x
  2. Step 2: Convert to fraction form
    207,617,609.45/286,377,300 = 133,160,234.21/x
  3. Step 3: Cross multiply
    207,617,609.45x = 286,377,300 × 133,160,234.21
  4. Step 4: Simplify right side
    207,617,609.45x = 38,134,068,341,678,904
  5. Step 5: Solve for x
    x = 38,134,068,341,678,904/207,617,609.45
  6. Step 6: Final answer
    x = 183,674,537.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.