Home / 1,110,925,007.58-1,666,384,189.70-281,877,047.58

Finding the Fourth Proportional to 1,110,925,007.58, 1,666,384,189.70 and 281,877,047.58

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Solution

The fourth proportional to 1,110,925,007.58, 1,666,384,189.70 and 281,877,047.58 is: 422,814,728.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,925,007.58 : 1,666,384,189.70 = 281,877,047.58 : x
  2. Step 2: Convert to fraction form
    1,110,925,007.58/1,666,384,189.70 = 281,877,047.58/x
  3. Step 3: Cross multiply
    1,110,925,007.58x = 1,666,384,189.70 × 281,877,047.58
  4. Step 4: Simplify right side
    1,110,925,007.58x = 469,715,455,525,217,216
  5. Step 5: Solve for x
    x = 469,715,455,525,217,216/1,110,925,007.58
  6. Step 6: Final answer
    x = 422,814,728.56

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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.