Home / 250,997,029.20-376,495,543.80-69,243,915.60

Finding the Fourth Proportional to 250,997,029.20, 376,495,543.80 and 69,243,915.60

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Solution

The fourth proportional to 250,997,029.20, 376,495,543.80 and 69,243,915.60 is: 103,865,873.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,997,029.20 : 376,495,543.80 = 69,243,915.60 : x
  2. Step 2: Convert to fraction form
    250,997,029.20/376,495,543.80 = 69,243,915.60/x
  3. Step 3: Cross multiply
    250,997,029.20x = 376,495,543.80 × 69,243,915.60
  4. Step 4: Simplify right side
    250,997,029.20x = 26,070,025,658,663,300
  5. Step 5: Solve for x
    x = 26,070,025,658,663,300/250,997,029.20
  6. Step 6: Final answer
    x = 103,865,873.40

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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.