Home / 135,029,152.80-202,549,258.80-39,291,040.80

Finding the Fourth Proportional to 135,029,152.80, 202,549,258.80 and 39,291,040.80

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Solution

The fourth proportional to 135,029,152.80, 202,549,258.80 and 39,291,040.80 is: 58,938,170.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,029,152.80 : 202,549,258.80 = 39,291,040.80 : x
  2. Step 2: Convert to fraction form
    135,029,152.80/202,549,258.80 = 39,291,040.80/x
  3. Step 3: Cross multiply
    135,029,152.80x = 202,549,258.80 × 39,291,040.80
  4. Step 4: Simplify right side
    135,029,152.80x = 7,958,371,191,520,559
  5. Step 5: Solve for x
    x = 7,958,371,191,520,559/135,029,152.80
  6. Step 6: Final answer
    x = 58,938,170.21

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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.