Home / 1,065,281,065.50-1,597,921,598.25-299,376,169.50

Finding the Fourth Proportional to 1,065,281,065.50, 1,597,921,598.25 and 299,376,169.50

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Solution

The fourth proportional to 1,065,281,065.50, 1,597,921,598.25 and 299,376,169.50 is: 449,064,254.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,281,065.50 : 1,597,921,598.25 = 299,376,169.50 : x
  2. Step 2: Convert to fraction form
    1,065,281,065.50/1,597,921,598.25 = 299,376,169.50/x
  3. Step 3: Cross multiply
    1,065,281,065.50x = 1,597,921,598.25 × 299,376,169.50
  4. Step 4: Simplify right side
    1,065,281,065.50x = 478,379,647,245,402,880
  5. Step 5: Solve for x
    x = 478,379,647,245,402,880/1,065,281,065.50
  6. Step 6: Final answer
    x = 449,064,254.25

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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.