Home / 402,182,674,729.74-603,335,999,375.30-137,125,072,975.50

Finding the Fourth Proportional to 402,182,674,729.74, 603,335,999,375.30 and 137,125,072,975.50

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Solution

The fourth proportional to 402,182,674,729.74, 603,335,999,375.30 and 137,125,072,975.50 is: 205,708,744,163.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,182,674,729.74 : 603,335,999,375.30 = 137,125,072,975.50 : x
  2. Step 2: Convert to fraction form
    402,182,674,729.74/603,335,999,375.30 = 137,125,072,975.50/x
  3. Step 3: Cross multiply
    402,182,674,729.74x = 603,335,999,375.30 × 137,125,072,975.50
  4. Step 4: Simplify right side
    402,182,674,729.74x = 82,732,492,943,084,243,386,368
  5. Step 5: Solve for x
    x = 82,732,492,943,084,243,386,368/402,182,674,729.74
  6. Step 6: Final answer
    x = 205,708,744,163.78

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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.