Home / 136,186,871.60-204,280,307.40-125,664,339.80

Finding the Fourth Proportional to 136,186,871.60, 204,280,307.40 and 125,664,339.80

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Solution

The fourth proportional to 136,186,871.60, 204,280,307.40 and 125,664,339.80 is: 188,496,509.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,186,871.60 : 204,280,307.40 = 125,664,339.80 : x
  2. Step 2: Convert to fraction form
    136,186,871.60/204,280,307.40 = 125,664,339.80/x
  3. Step 3: Cross multiply
    136,186,871.60x = 204,280,307.40 × 125,664,339.80
  4. Step 4: Simplify right side
    136,186,871.60x = 25,670,749,963,562,056
  5. Step 5: Solve for x
    x = 25,670,749,963,562,056/136,186,871.60
  6. Step 6: Final answer
    x = 188,496,509.70

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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.