Home / 1,241,615,372.80-1,860,889,464.18-1,065,500,475.51

Finding the Fourth Proportional to 1,241,615,372.80, 1,860,889,464.18 and 1,065,500,475.51

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Solution

The fourth proportional to 1,241,615,372.80, 1,860,889,464.18 and 1,065,500,475.51 is: 1,596,934,648.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,615,372.80 : 1,860,889,464.18 = 1,065,500,475.51 : x
  2. Step 2: Convert to fraction form
    1,241,615,372.80/1,860,889,464.18 = 1,065,500,475.51/x
  3. Step 3: Cross multiply
    1,241,615,372.80x = 1,860,889,464.18 × 1,065,500,475.51
  4. Step 4: Simplify right side
    1,241,615,372.80x = 1,982,778,608,948,820,224
  5. Step 5: Solve for x
    x = 1,982,778,608,948,820,224/1,241,615,372.80
  6. Step 6: Final answer
    x = 1,596,934,648.51

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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.