Home / 129,470,128.80-194,205,303.77-36,093,398.46

Finding the Fourth Proportional to 129,470,128.80, 194,205,303.77 and 36,093,398.46

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Solution

The fourth proportional to 129,470,128.80, 194,205,303.77 and 36,093,398.46 is: 54,140,128.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,470,128.80 : 194,205,303.77 = 36,093,398.46 : x
  2. Step 2: Convert to fraction form
    129,470,128.80/194,205,303.77 = 36,093,398.46/x
  3. Step 3: Cross multiply
    129,470,128.80x = 194,205,303.77 × 36,093,398.46
  4. Step 4: Simplify right side
    129,470,128.80x = 7,009,529,411,835,483
  5. Step 5: Solve for x
    x = 7,009,529,411,835,483/129,470,128.80
  6. Step 6: Final answer
    x = 54,140,128.51

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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.