Home / 188,748,856,831.36-260,535,496,187.20-150,238,417,208.96

Finding the Fourth Proportional to 188,748,856,831.36, 260,535,496,187.20 and 150,238,417,208.96

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Solution

The fourth proportional to 188,748,856,831.36, 260,535,496,187.20 and 150,238,417,208.96 is: 207,378,424,595.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,748,856,831.36 : 260,535,496,187.20 = 150,238,417,208.96 : x
  2. Step 2: Convert to fraction form
    188,748,856,831.36/260,535,496,187.20 = 150,238,417,208.96/x
  3. Step 3: Cross multiply
    188,748,856,831.36x = 260,535,496,187.20 × 150,238,417,208.96
  4. Step 4: Simplify right side
    188,748,856,831.36x = 39,142,440,573,915,960,967,168
  5. Step 5: Solve for x
    x = 39,142,440,573,915,960,967,168/188,748,856,831.36
  6. Step 6: Final answer
    x = 207,378,424,595.64

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1.5x scale

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.