Home / 97,007,337.60-145,511,006.40-91,267,774.80

Finding the Fourth Proportional to 97,007,337.60, 145,511,006.40 and 91,267,774.80

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Solution

The fourth proportional to 97,007,337.60, 145,511,006.40 and 91,267,774.80 is: 136,901,662.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,007,337.60 : 145,511,006.40 = 91,267,774.80 : x
  2. Step 2: Convert to fraction form
    97,007,337.60/145,511,006.40 = 91,267,774.80/x
  3. Step 3: Cross multiply
    97,007,337.60x = 145,511,006.40 × 91,267,774.80
  4. Step 4: Simplify right side
    97,007,337.60x = 13,280,465,763,036,558
  5. Step 5: Solve for x
    x = 13,280,465,763,036,558/97,007,337.60
  6. Step 6: Final answer
    x = 136,901,662.20

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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.