Home / 585,745,939.10-808,341,744.99-321,425,620.10

Finding the Fourth Proportional to 585,745,939.10, 808,341,744.99 and 321,425,620.10

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Solution

The fourth proportional to 585,745,939.10, 808,341,744.99 and 321,425,620.10 is: 443,574,132.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,745,939.10 : 808,341,744.99 = 321,425,620.10 : x
  2. Step 2: Convert to fraction form
    585,745,939.10/808,341,744.99 = 321,425,620.10/x
  3. Step 3: Cross multiply
    585,745,939.10x = 808,341,744.99 × 321,425,620.10
  4. Step 4: Simplify right side
    585,745,939.10x = 259,821,746,636,126,848
  5. Step 5: Solve for x
    x = 259,821,746,636,126,848/585,745,939.10
  6. Step 6: Final answer
    x = 443,574,132.22

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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.