Home / 163,670,346.70-245,505,520.05-42,501,798.70

Finding the Fourth Proportional to 163,670,346.70, 245,505,520.05 and 42,501,798.70

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Solution

The fourth proportional to 163,670,346.70, 245,505,520.05 and 42,501,798.70 is: 63,752,698.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,670,346.70 : 245,505,520.05 = 42,501,798.70 : x
  2. Step 2: Convert to fraction form
    163,670,346.70/245,505,520.05 = 42,501,798.70/x
  3. Step 3: Cross multiply
    163,670,346.70x = 245,505,520.05 × 42,501,798.70
  4. Step 4: Simplify right side
    163,670,346.70x = 10,434,426,192,903,916
  5. Step 5: Solve for x
    x = 10,434,426,192,903,916/163,670,346.70
  6. Step 6: Final answer
    x = 63,752,698.05

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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.