Home / 331,893,903.60-497,840,855.40-124,631,913.60

Finding the Fourth Proportional to 331,893,903.60, 497,840,855.40 and 124,631,913.60

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Solution

The fourth proportional to 331,893,903.60, 497,840,855.40 and 124,631,913.60 is: 186,947,870.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,893,903.60 : 497,840,855.40 = 124,631,913.60 : x
  2. Step 2: Convert to fraction form
    331,893,903.60/497,840,855.40 = 124,631,913.60/x
  3. Step 3: Cross multiply
    331,893,903.60x = 497,840,855.40 × 124,631,913.60
  4. Step 4: Simplify right side
    331,893,903.60x = 62,046,858,476,762,888
  5. Step 5: Solve for x
    x = 62,046,858,476,762,888/331,893,903.60
  6. Step 6: Final answer
    x = 186,947,870.40

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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.