Home / 146,762,663.99-220,144,036.91-43,131,863.70

Finding the Fourth Proportional to 146,762,663.99, 220,144,036.91 and 43,131,863.70

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Solution

The fourth proportional to 146,762,663.99, 220,144,036.91 and 43,131,863.70 is: 64,697,807.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,762,663.99 : 220,144,036.91 = 43,131,863.70 : x
  2. Step 2: Convert to fraction form
    146,762,663.99/220,144,036.91 = 43,131,863.70/x
  3. Step 3: Cross multiply
    146,762,663.99x = 220,144,036.91 × 43,131,863.70
  4. Step 4: Simplify right side
    146,762,663.99x = 9,495,222,594,154,230
  5. Step 5: Solve for x
    x = 9,495,222,594,154,230/146,762,663.99
  6. Step 6: Final answer
    x = 64,697,807.58

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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.