Home / 163,670,337.45-245,505,506.18-42,501,789.45

Finding the Fourth Proportional to 163,670,337.45, 245,505,506.18 and 42,501,789.45

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Solution

The fourth proportional to 163,670,337.45, 245,505,506.18 and 42,501,789.45 is: 63,752,684.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,670,337.45 : 245,505,506.18 = 42,501,789.45 : x
  2. Step 2: Convert to fraction form
    163,670,337.45/245,505,506.18 = 42,501,789.45/x
  3. Step 3: Cross multiply
    163,670,337.45x = 245,505,506.18 × 42,501,789.45
  4. Step 4: Simplify right side
    163,670,337.45x = 10,434,423,332,265,526
  5. Step 5: Solve for x
    x = 10,434,423,332,265,526/163,670,337.45
  6. Step 6: Final answer
    x = 63,752,684.18

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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.