Home / 676,721,928.20-1,014,885,967.46-262,106,274.83

Finding the Fourth Proportional to 676,721,928.20, 1,014,885,967.46 and 262,106,274.83

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Solution

The fourth proportional to 676,721,928.20, 1,014,885,967.46 and 262,106,274.83 is: 393,083,139.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,721,928.20 : 1,014,885,967.46 = 262,106,274.83 : x
  2. Step 2: Convert to fraction form
    676,721,928.20/1,014,885,967.46 = 262,106,274.83/x
  3. Step 3: Cross multiply
    676,721,928.20x = 1,014,885,967.46 × 262,106,274.83
  4. Step 4: Simplify right side
    676,721,928.20x = 266,007,980,301,796,224
  5. Step 5: Solve for x
    x = 266,007,980,301,796,224/676,721,928.20
  6. Step 6: Final answer
    x = 393,083,139.79

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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.