Home / 436,259,532.15-650,547,095.45-432,324,792.81

Finding the Fourth Proportional to 436,259,532.15, 650,547,095.45 and 432,324,792.81

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Solution

The fourth proportional to 436,259,532.15, 650,547,095.45 and 432,324,792.81 is: 644,679,640.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,259,532.15 : 650,547,095.45 = 432,324,792.81 : x
  2. Step 2: Convert to fraction form
    436,259,532.15/650,547,095.45 = 432,324,792.81/x
  3. Step 3: Cross multiply
    436,259,532.15x = 650,547,095.45 × 432,324,792.81
  4. Step 4: Simplify right side
    436,259,532.15x = 281,247,638,251,406,944
  5. Step 5: Solve for x
    x = 281,247,638,251,406,944/436,259,532.15
  6. Step 6: Final answer
    x = 644,679,640.27

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.