Home / 585,745,938.60-808,341,744.30-321,425,619.60

Finding the Fourth Proportional to 585,745,938.60, 808,341,744.30 and 321,425,619.60

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Solution

The fourth proportional to 585,745,938.60, 808,341,744.30 and 321,425,619.60 is: 443,574,131.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,745,938.60 : 808,341,744.30 = 321,425,619.60 : x
  2. Step 2: Convert to fraction form
    585,745,938.60/808,341,744.30 = 321,425,619.60/x
  3. Step 3: Cross multiply
    585,745,938.60x = 808,341,744.30 × 321,425,619.60
  4. Step 4: Simplify right side
    585,745,938.60x = 259,821,746,010,172,288
  5. Step 5: Solve for x
    x = 259,821,746,010,172,288/585,745,938.60
  6. Step 6: Final answer
    x = 443,574,131.53

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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.