Home / 285,732,244.56-428,640,955.90-101,484,241.46

Finding the Fourth Proportional to 285,732,244.56, 428,640,955.90 and 101,484,241.46

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Solution

The fourth proportional to 285,732,244.56, 428,640,955.90 and 101,484,241.46 is: 152,241,488.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,732,244.56 : 428,640,955.90 = 101,484,241.46 : x
  2. Step 2: Convert to fraction form
    285,732,244.56/428,640,955.90 = 101,484,241.46/x
  3. Step 3: Cross multiply
    285,732,244.56x = 428,640,955.90 × 101,484,241.46
  4. Step 4: Simplify right side
    285,732,244.56x = 43,500,302,268,200,808
  5. Step 5: Solve for x
    x = 43,500,302,268,200,808/285,732,244.56
  6. Step 6: Final answer
    x = 152,241,488.65

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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.