Home / 544,969,068.48-753,041,065.83-388,063,771.65

Finding the Fourth Proportional to 544,969,068.48, 753,041,065.83 and 388,063,771.65

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Solution

The fourth proportional to 544,969,068.48, 753,041,065.83 and 388,063,771.65 is: 536,228,518.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,969,068.48 : 753,041,065.83 = 388,063,771.65 : x
  2. Step 2: Convert to fraction form
    544,969,068.48/753,041,065.83 = 388,063,771.65/x
  3. Step 3: Cross multiply
    544,969,068.48x = 753,041,065.83 × 388,063,771.65
  4. Step 4: Simplify right side
    544,969,068.48x = 292,227,956,213,325,760
  5. Step 5: Solve for x
    x = 292,227,956,213,325,760/544,969,068.48
  6. Step 6: Final answer
    x = 536,228,518.49

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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.