Home / 73,391,933.40-110,087,900.10-66,085,603.80

Finding the Fourth Proportional to 73,391,933.40, 110,087,900.10 and 66,085,603.80

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Solution

The fourth proportional to 73,391,933.40, 110,087,900.10 and 66,085,603.80 is: 99,128,405.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,391,933.40 : 110,087,900.10 = 66,085,603.80 : x
  2. Step 2: Convert to fraction form
    73,391,933.40/110,087,900.10 = 66,085,603.80/x
  3. Step 3: Cross multiply
    73,391,933.40x = 110,087,900.10 × 66,085,603.80
  4. Step 4: Simplify right side
    73,391,933.40x = 7,275,225,349,182,580
  5. Step 5: Solve for x
    x = 7,275,225,349,182,580/73,391,933.40
  6. Step 6: Final answer
    x = 99,128,405.70

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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.