Home / 454,153,011.32-626,731,395.84-245,309,153.60

Finding the Fourth Proportional to 454,153,011.32, 626,731,395.84 and 245,309,153.60

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Solution

The fourth proportional to 454,153,011.32, 626,731,395.84 and 245,309,153.60 is: 338,526,761.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,153,011.32 : 626,731,395.84 = 245,309,153.60 : x
  2. Step 2: Convert to fraction form
    454,153,011.32/626,731,395.84 = 245,309,153.60/x
  3. Step 3: Cross multiply
    454,153,011.32x = 626,731,395.84 × 245,309,153.60
  4. Step 4: Simplify right side
    454,153,011.32x = 153,742,948,244,923,296
  5. Step 5: Solve for x
    x = 153,742,948,244,923,296/454,153,011.32
  6. Step 6: Final answer
    x = 338,526,761.72

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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.