Home / 670,716,490.50-1,006,074,735.75-186,042,298.50

Finding the Fourth Proportional to 670,716,490.50, 1,006,074,735.75 and 186,042,298.50

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Solution

The fourth proportional to 670,716,490.50, 1,006,074,735.75 and 186,042,298.50 is: 279,063,447.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,716,490.50 : 1,006,074,735.75 = 186,042,298.50 : x
  2. Step 2: Convert to fraction form
    670,716,490.50/1,006,074,735.75 = 186,042,298.50/x
  3. Step 3: Cross multiply
    670,716,490.50x = 1,006,074,735.75 × 186,042,298.50
  4. Step 4: Simplify right side
    670,716,490.50x = 187,172,456,301,710,112
  5. Step 5: Solve for x
    x = 187,172,456,301,710,112/670,716,490.50
  6. Step 6: Final answer
    x = 279,063,447.75

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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.