Home / 97,709,927.20-146,564,890.80-56,727,296.80

Finding the Fourth Proportional to 97,709,927.20, 146,564,890.80 and 56,727,296.80

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Solution

The fourth proportional to 97,709,927.20, 146,564,890.80 and 56,727,296.80 is: 85,090,945.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,709,927.20 : 146,564,890.80 = 56,727,296.80 : x
  2. Step 2: Convert to fraction form
    97,709,927.20/146,564,890.80 = 56,727,296.80/x
  3. Step 3: Cross multiply
    97,709,927.20x = 146,564,890.80 × 56,727,296.80
  4. Step 4: Simplify right side
    97,709,927.20x = 8,314,230,060,871,190
  5. Step 5: Solve for x
    x = 8,314,230,060,871,190/97,709,927.20
  6. Step 6: Final answer
    x = 85,090,945.20

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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.