Home / 724,046,907.60-1,086,637,231.80-335,917,830.60

Finding the Fourth Proportional to 724,046,907.60, 1,086,637,231.80 and 335,917,830.60

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Solution

The fourth proportional to 724,046,907.60, 1,086,637,231.80 and 335,917,830.60 is: 504,139,742.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,046,907.60 : 1,086,637,231.80 = 335,917,830.60 : x
  2. Step 2: Convert to fraction form
    724,046,907.60/1,086,637,231.80 = 335,917,830.60/x
  3. Step 3: Cross multiply
    724,046,907.60x = 1,086,637,231.80 × 335,917,830.60
  4. Step 4: Simplify right side
    724,046,907.60x = 365,020,821,555,445,312
  5. Step 5: Solve for x
    x = 365,020,821,555,445,312/724,046,907.60
  6. Step 6: Final answer
    x = 504,139,742.50

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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.