Home / 313,333,796,270.32-432,402,103,149.96-178,010,402,266.96

Finding the Fourth Proportional to 313,333,796,270.32, 432,402,103,149.96 and 178,010,402,266.96

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Solution

The fourth proportional to 313,333,796,270.32, 432,402,103,149.96 and 178,010,402,266.96 is: 245,655,187,021.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,333,796,270.32 : 432,402,103,149.96 = 178,010,402,266.96 : x
  2. Step 2: Convert to fraction form
    313,333,796,270.32/432,402,103,149.96 = 178,010,402,266.96/x
  3. Step 3: Cross multiply
    313,333,796,270.32x = 432,402,103,149.96 × 178,010,402,266.96
  4. Step 4: Simplify right side
    313,333,796,270.32x = 76,972,072,322,803,903,234,048
  5. Step 5: Solve for x
    x = 76,972,072,322,803,903,234,048/313,333,796,270.32
  6. Step 6: Final answer
    x = 245,655,187,021.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.