Home / 157,464,139.20-236,196,208.80-100,210,228.80

Finding the Fourth Proportional to 157,464,139.20, 236,196,208.80 and 100,210,228.80

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Solution

The fourth proportional to 157,464,139.20, 236,196,208.80 and 100,210,228.80 is: 150,315,343.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,139.20 : 236,196,208.80 = 100,210,228.80 : x
  2. Step 2: Convert to fraction form
    157,464,139.20/236,196,208.80 = 100,210,228.80/x
  3. Step 3: Cross multiply
    157,464,139.20x = 236,196,208.80 × 100,210,228.80
  4. Step 4: Simplify right side
    157,464,139.20x = 23,669,276,125,540,572
  5. Step 5: Solve for x
    x = 23,669,276,125,540,572/157,464,139.20
  6. Step 6: Final answer
    x = 150,315,343.20

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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.