Home / 66,430,389.60-99,561,603.60-59,208,040.80

Finding the Fourth Proportional to 66,430,389.60, 99,561,603.60 and 59,208,040.80

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Solution

The fourth proportional to 66,430,389.60, 99,561,603.60 and 59,208,040.80 is: 88,737,210.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,430,389.60 : 99,561,603.60 = 59,208,040.80 : x
  2. Step 2: Convert to fraction form
    66,430,389.60/99,561,603.60 = 59,208,040.80/x
  3. Step 3: Cross multiply
    66,430,389.60x = 99,561,603.60 × 59,208,040.80
  4. Step 4: Simplify right side
    66,430,389.60x = 5,894,847,488,062,226
  5. Step 5: Solve for x
    x = 5,894,847,488,062,226/66,430,389.60
  6. Step 6: Final answer
    x = 88,737,210.84

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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.