Home / 156,754,953.60-235,104,436.80-99,144,124.80

Finding the Fourth Proportional to 156,754,953.60, 235,104,436.80 and 99,144,124.80

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Solution

The fourth proportional to 156,754,953.60, 235,104,436.80 and 99,144,124.80 is: 148,698,481.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,754,953.60 : 235,104,436.80 = 99,144,124.80 : x
  2. Step 2: Convert to fraction form
    156,754,953.60/235,104,436.80 = 99,144,124.80/x
  3. Step 3: Cross multiply
    156,754,953.60x = 235,104,436.80 × 99,144,124.80
  4. Step 4: Simplify right side
    156,754,953.60x = 23,309,223,623,132,912
  5. Step 5: Solve for x
    x = 23,309,223,623,132,912/156,754,953.60
  6. Step 6: Final answer
    x = 148,698,481.85

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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.