Home / 88,977,820.60-133,466,730.90-79,404,009.40

Finding the Fourth Proportional to 88,977,820.60, 133,466,730.90 and 79,404,009.40

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Solution

The fourth proportional to 88,977,820.60, 133,466,730.90 and 79,404,009.40 is: 119,106,014.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,977,820.60 : 133,466,730.90 = 79,404,009.40 : x
  2. Step 2: Convert to fraction form
    88,977,820.60/133,466,730.90 = 79,404,009.40/x
  3. Step 3: Cross multiply
    88,977,820.60x = 133,466,730.90 × 79,404,009.40
  4. Step 4: Simplify right side
    88,977,820.60x = 10,597,793,554,970,872
  5. Step 5: Solve for x
    x = 10,597,793,554,970,872/88,977,820.60
  6. Step 6: Final answer
    x = 119,106,014.10

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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.