Home / 85,145,087.70-127,717,631.55-37,369,343.70

Finding the Fourth Proportional to 85,145,087.70, 127,717,631.55 and 37,369,343.70

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Solution

The fourth proportional to 85,145,087.70, 127,717,631.55 and 37,369,343.70 is: 56,054,015.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,145,087.70 : 127,717,631.55 = 37,369,343.70 : x
  2. Step 2: Convert to fraction form
    85,145,087.70/127,717,631.55 = 37,369,343.70/x
  3. Step 3: Cross multiply
    85,145,087.70x = 127,717,631.55 × 37,369,343.70
  4. Step 4: Simplify right side
    85,145,087.70x = 4,772,724,069,941,914
  5. Step 5: Solve for x
    x = 4,772,724,069,941,914/85,145,087.70
  6. Step 6: Final answer
    x = 56,054,015.55

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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.