Home / 277,400,924.16-416,049,364.68-139,189,421.40

Finding the Fourth Proportional to 277,400,924.16, 416,049,364.68 and 139,189,421.40

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Solution

The fourth proportional to 277,400,924.16, 416,049,364.68 and 139,189,421.40 is: 208,758,029.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,400,924.16 : 416,049,364.68 = 139,189,421.40 : x
  2. Step 2: Convert to fraction form
    277,400,924.16/416,049,364.68 = 139,189,421.40/x
  3. Step 3: Cross multiply
    277,400,924.16x = 416,049,364.68 × 139,189,421.40
  4. Step 4: Simplify right side
    277,400,924.16x = 57,909,670,343,646,800
  5. Step 5: Solve for x
    x = 57,909,670,343,646,800/277,400,924.16
  6. Step 6: Final answer
    x = 208,758,029.62

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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.