Home / 163,320,535.40-244,980,803.10-145,464,117.80

Finding the Fourth Proportional to 163,320,535.40, 244,980,803.10 and 145,464,117.80

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Solution

The fourth proportional to 163,320,535.40, 244,980,803.10 and 145,464,117.80 is: 218,196,176.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,320,535.40 : 244,980,803.10 = 145,464,117.80 : x
  2. Step 2: Convert to fraction form
    163,320,535.40/244,980,803.10 = 145,464,117.80/x
  3. Step 3: Cross multiply
    163,320,535.40x = 244,980,803.10 × 145,464,117.80
  4. Step 4: Simplify right side
    163,320,535.40x = 35,635,916,400,877,008
  5. Step 5: Solve for x
    x = 35,635,916,400,877,008/163,320,535.40
  6. Step 6: Final answer
    x = 218,196,176.70

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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.