Home / 114,048,353.40-171,072,530.10-77,768,647.80

Finding the Fourth Proportional to 114,048,353.40, 171,072,530.10 and 77,768,647.80

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Solution

The fourth proportional to 114,048,353.40, 171,072,530.10 and 77,768,647.80 is: 116,652,971.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,048,353.40 : 171,072,530.10 = 77,768,647.80 : x
  2. Step 2: Convert to fraction form
    114,048,353.40/171,072,530.10 = 77,768,647.80/x
  3. Step 3: Cross multiply
    114,048,353.40x = 171,072,530.10 × 77,768,647.80
  4. Step 4: Simplify right side
    114,048,353.40x = 13,304,079,341,601,798
  5. Step 5: Solve for x
    x = 13,304,079,341,601,798/114,048,353.40
  6. Step 6: Final answer
    x = 116,652,971.70

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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.