Home / 97,800,666.60-146,700,999.90-87,596,999.40

Finding the Fourth Proportional to 97,800,666.60, 146,700,999.90 and 87,596,999.40

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Solution

The fourth proportional to 97,800,666.60, 146,700,999.90 and 87,596,999.40 is: 131,395,499.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,800,666.60 : 146,700,999.90 = 87,596,999.40 : x
  2. Step 2: Convert to fraction form
    97,800,666.60/146,700,999.90 = 87,596,999.40/x
  3. Step 3: Cross multiply
    97,800,666.60x = 146,700,999.90 × 87,596,999.40
  4. Step 4: Simplify right side
    97,800,666.60x = 12,850,567,400,219,702
  5. Step 5: Solve for x
    x = 12,850,567,400,219,702/97,800,666.60
  6. Step 6: Final answer
    x = 131,395,499.10

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1.5x scale

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.