Home / 471,543,631.30-706,533,496.03-286,752,125.89

Finding the Fourth Proportional to 471,543,631.30, 706,533,496.03 and 286,752,125.89

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Solution

The fourth proportional to 471,543,631.30, 706,533,496.03 and 286,752,125.89 is: 429,652,673.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,543,631.30 : 706,533,496.03 = 286,752,125.89 : x
  2. Step 2: Convert to fraction form
    471,543,631.30/706,533,496.03 = 286,752,125.89/x
  3. Step 3: Cross multiply
    471,543,631.30x = 706,533,496.03 × 286,752,125.89
  4. Step 4: Simplify right side
    471,543,631.30x = 202,599,981,999,096,352
  5. Step 5: Solve for x
    x = 202,599,981,999,096,352/471,543,631.30
  6. Step 6: Final answer
    x = 429,652,673.80

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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.