Home / 874,374,357.15-1,311,924,052.81-382,833,918.27

Finding the Fourth Proportional to 874,374,357.15, 1,311,924,052.81 and 382,833,918.27

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Solution

The fourth proportional to 874,374,357.15, 1,311,924,052.81 and 382,833,918.27 is: 574,409,600.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,374,357.15 : 1,311,924,052.81 = 382,833,918.27 : x
  2. Step 2: Convert to fraction form
    874,374,357.15/1,311,924,052.81 = 382,833,918.27/x
  3. Step 3: Cross multiply
    874,374,357.15x = 1,311,924,052.81 × 382,833,918.27
  4. Step 4: Simplify right side
    874,374,357.15x = 502,249,025,610,370,048
  5. Step 5: Solve for x
    x = 502,249,025,610,370,048/874,374,357.15
  6. Step 6: Final answer
    x = 574,409,600.99

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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.