Home / 156,830,341.70-235,245,512.55-144,289,208.90

Finding the Fourth Proportional to 156,830,341.70, 235,245,512.55 and 144,289,208.90

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Solution

The fourth proportional to 156,830,341.70, 235,245,512.55 and 144,289,208.90 is: 216,433,813.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,830,341.70 : 235,245,512.55 = 144,289,208.90 : x
  2. Step 2: Convert to fraction form
    156,830,341.70/235,245,512.55 = 144,289,208.90/x
  3. Step 3: Cross multiply
    156,830,341.70x = 235,245,512.55 × 144,289,208.90
  4. Step 4: Simplify right side
    156,830,341.70x = 33,943,388,903,114,524
  5. Step 5: Solve for x
    x = 33,943,388,903,114,524/156,830,341.70
  6. Step 6: Final answer
    x = 216,433,813.35

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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.