Home / 191,377,029.90-287,065,548.90-55,062,413.40

Finding the Fourth Proportional to 191,377,029.90, 287,065,548.90 and 55,062,413.40

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Solution

The fourth proportional to 191,377,029.90, 287,065,548.90 and 55,062,413.40 is: 82,593,621.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,377,029.90 : 287,065,548.90 = 55,062,413.40 : x
  2. Step 2: Convert to fraction form
    191,377,029.90/287,065,548.90 = 55,062,413.40/x
  3. Step 3: Cross multiply
    191,377,029.90x = 287,065,548.90 × 55,062,413.40
  4. Step 4: Simplify right side
    191,377,029.90x = 15,806,521,926,429,714
  5. Step 5: Solve for x
    x = 15,806,521,926,429,714/191,377,029.90
  6. Step 6: Final answer
    x = 82,593,621.27

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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.