Home / 980,374,701.83-1,352,964,950.59-551,346,991.11

Finding the Fourth Proportional to 980,374,701.83, 1,352,964,950.59 and 551,346,991.11

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Solution

The fourth proportional to 980,374,701.83, 1,352,964,950.59 and 551,346,991.11 is: 760,885,764.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,374,701.83 : 1,352,964,950.59 = 551,346,991.11 : x
  2. Step 2: Convert to fraction form
    980,374,701.83/1,352,964,950.59 = 551,346,991.11/x
  3. Step 3: Cross multiply
    980,374,701.83x = 1,352,964,950.59 × 551,346,991.11
  4. Step 4: Simplify right side
    980,374,701.83x = 745,953,154,585,086,336
  5. Step 5: Solve for x
    x = 745,953,154,585,086,336/980,374,701.83
  6. Step 6: Final answer
    x = 760,885,764.59

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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.