Home / 637,869,733.80-957,252,498.30-274,624,780.20

Finding the Fourth Proportional to 637,869,733.80, 957,252,498.30 and 274,624,780.20

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Solution

The fourth proportional to 637,869,733.80, 957,252,498.30 and 274,624,780.20 is: 412,130,005.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,869,733.80 : 957,252,498.30 = 274,624,780.20 : x
  2. Step 2: Convert to fraction form
    637,869,733.80/957,252,498.30 = 274,624,780.20/x
  3. Step 3: Cross multiply
    637,869,733.80x = 957,252,498.30 × 274,624,780.20
  4. Step 4: Simplify right side
    637,869,733.80x = 262,885,256,941,538,336
  5. Step 5: Solve for x
    x = 262,885,256,941,538,336/637,869,733.80
  6. Step 6: Final answer
    x = 412,130,005.57

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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.