Home / 136,013,402.80-204,020,104.20-127,510,346.80

Finding the Fourth Proportional to 136,013,402.80, 204,020,104.20 and 127,510,346.80

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Solution

The fourth proportional to 136,013,402.80, 204,020,104.20 and 127,510,346.80 is: 191,265,520.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,013,402.80 : 204,020,104.20 = 127,510,346.80 : x
  2. Step 2: Convert to fraction form
    136,013,402.80/204,020,104.20 = 127,510,346.80/x
  3. Step 3: Cross multiply
    136,013,402.80x = 204,020,104.20 × 127,510,346.80
  4. Step 4: Simplify right side
    136,013,402.80x = 26,014,674,240,714,136
  5. Step 5: Solve for x
    x = 26,014,674,240,714,136/136,013,402.80
  6. Step 6: Final answer
    x = 191,265,520.20

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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.