Home / 1,055,330,778.40-1,583,239,356.53-365,238,029.64

Finding the Fourth Proportional to 1,055,330,778.40, 1,583,239,356.53 and 365,238,029.64

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Solution

The fourth proportional to 1,055,330,778.40, 1,583,239,356.53 and 365,238,029.64 is: 547,941,209.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,330,778.40 : 1,583,239,356.53 = 365,238,029.64 : x
  2. Step 2: Convert to fraction form
    1,055,330,778.40/1,583,239,356.53 = 365,238,029.64/x
  3. Step 3: Cross multiply
    1,055,330,778.40x = 1,583,239,356.53 × 365,238,029.64
  4. Step 4: Simplify right side
    1,055,330,778.40x = 578,259,223,017,776,256
  5. Step 5: Solve for x
    x = 578,259,223,017,776,256/1,055,330,778.40
  6. Step 6: Final answer
    x = 547,941,209.39

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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.