Home / 216,028,178-298,121,685-118,240,934.48

Finding the Fourth Proportional to 216,028,178, 298,121,685 and 118,240,934.48

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Solution

The fourth proportional to 216,028,178, 298,121,685 and 118,240,934.48 is: 163,174,021.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,028,178 : 298,121,685 = 118,240,934.48 : x
  2. Step 2: Convert to fraction form
    216,028,178/298,121,685 = 118,240,934.48/x
  3. Step 3: Cross multiply
    216,028,178x = 298,121,685 × 118,240,934.48
  4. Step 4: Simplify right side
    216,028,178x = 35,250,186,623,152,200
  5. Step 5: Solve for x
    x = 35,250,186,623,152,200/216,028,178
  6. Step 6: Final answer
    x = 163,174,021.79

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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.