Home / 145,698,035.10-218,263,617.45-88,018,971.90

Finding the Fourth Proportional to 145,698,035.10, 218,263,617.45 and 88,018,971.90

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Solution

The fourth proportional to 145,698,035.10, 218,263,617.45 and 88,018,971.90 is: 131,857,229.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,698,035.10 : 218,263,617.45 = 88,018,971.90 : x
  2. Step 2: Convert to fraction form
    145,698,035.10/218,263,617.45 = 88,018,971.90/x
  3. Step 3: Cross multiply
    145,698,035.10x = 218,263,617.45 × 88,018,971.90
  4. Step 4: Simplify right side
    145,698,035.10x = 19,211,339,211,123,900
  5. Step 5: Solve for x
    x = 19,211,339,211,123,900/145,698,035.10
  6. Step 6: Final answer
    x = 131,857,229.22

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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.