Home / 290,238,158.07-400,794,831.54-184,426,447.05

Finding the Fourth Proportional to 290,238,158.07, 400,794,831.54 and 184,426,447.05

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Solution

The fourth proportional to 290,238,158.07, 400,794,831.54 and 184,426,447.05 is: 254,677,631.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,238,158.07 : 400,794,831.54 = 184,426,447.05 : x
  2. Step 2: Convert to fraction form
    290,238,158.07/400,794,831.54 = 184,426,447.05/x
  3. Step 3: Cross multiply
    290,238,158.07x = 400,794,831.54 × 184,426,447.05
  4. Step 4: Simplify right side
    290,238,158.07x = 73,917,166,776,925,488
  5. Step 5: Solve for x
    x = 73,917,166,776,925,488/290,238,158.07
  6. Step 6: Final answer
    x = 254,677,631.87

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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.