Home / 88,897,142.40-133,345,713.60-52,468,137.60

Finding the Fourth Proportional to 88,897,142.40, 133,345,713.60 and 52,468,137.60

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Solution

The fourth proportional to 88,897,142.40, 133,345,713.60 and 52,468,137.60 is: 78,702,206.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,897,142.40 : 133,345,713.60 = 52,468,137.60 : x
  2. Step 2: Convert to fraction form
    88,897,142.40/133,345,713.60 = 52,468,137.60/x
  3. Step 3: Cross multiply
    88,897,142.40x = 133,345,713.60 × 52,468,137.60
  4. Step 4: Simplify right side
    88,897,142.40x = 6,996,401,249,534,991
  5. Step 5: Solve for x
    x = 6,996,401,249,534,991/88,897,142.40
  6. Step 6: Final answer
    x = 78,702,206.40

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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.