Home / 285,576,060.60-428,378,087.70-149,527,164.60

Finding the Fourth Proportional to 285,576,060.60, 428,378,087.70 and 149,527,164.60

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Solution

The fourth proportional to 285,576,060.60, 428,378,087.70 and 149,527,164.60 is: 224,298,075.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,576,060.60 : 428,378,087.70 = 149,527,164.60 : x
  2. Step 2: Convert to fraction form
    285,576,060.60/428,378,087.70 = 149,527,164.60/x
  3. Step 3: Cross multiply
    285,576,060.60x = 428,378,087.70 × 149,527,164.60
  4. Step 4: Simplify right side
    285,576,060.60x = 64,054,160,830,551,128
  5. Step 5: Solve for x
    x = 64,054,160,830,551,128/285,576,060.60
  6. Step 6: Final answer
    x = 224,298,075.60

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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.