Home / 380,889,117.93-525,095,647.95-255,463,727.52

Finding the Fourth Proportional to 380,889,117.93, 525,095,647.95 and 255,463,727.52

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Solution

The fourth proportional to 380,889,117.93, 525,095,647.95 and 255,463,727.52 is: 352,183,575.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,889,117.93 : 525,095,647.95 = 255,463,727.52 : x
  2. Step 2: Convert to fraction form
    380,889,117.93/525,095,647.95 = 255,463,727.52/x
  3. Step 3: Cross multiply
    380,889,117.93x = 525,095,647.95 × 255,463,727.52
  4. Step 4: Simplify right side
    380,889,117.93x = 134,142,891,529,836,656
  5. Step 5: Solve for x
    x = 134,142,891,529,836,656/380,889,117.93
  6. Step 6: Final answer
    x = 352,183,575.78

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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.