Home / 570,737,606.58-787,621,928.14-309,977,222.58

Finding the Fourth Proportional to 570,737,606.58, 787,621,928.14 and 309,977,222.58

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Solution

The fourth proportional to 570,737,606.58, 787,621,928.14 and 309,977,222.58 is: 427,770,756.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,737,606.58 : 787,621,928.14 = 309,977,222.58 : x
  2. Step 2: Convert to fraction form
    570,737,606.58/787,621,928.14 = 309,977,222.58/x
  3. Step 3: Cross multiply
    570,737,606.58x = 787,621,928.14 × 309,977,222.58
  4. Step 4: Simplify right side
    570,737,606.58x = 244,144,857,727,941,536
  5. Step 5: Solve for x
    x = 244,144,857,727,941,536/570,737,606.58
  6. Step 6: Final answer
    x = 427,770,756.50

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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.