Home / 145,685,086.80-218,527,630.20-37,979,710.80

Finding the Fourth Proportional to 145,685,086.80, 218,527,630.20 and 37,979,710.80

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Solution

The fourth proportional to 145,685,086.80, 218,527,630.20 and 37,979,710.80 is: 56,969,566.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,685,086.80 : 218,527,630.20 = 37,979,710.80 : x
  2. Step 2: Convert to fraction form
    145,685,086.80/218,527,630.20 = 37,979,710.80/x
  3. Step 3: Cross multiply
    145,685,086.80x = 218,527,630.20 × 37,979,710.80
  4. Step 4: Simplify right side
    145,685,086.80x = 8,299,616,196,805,345
  5. Step 5: Solve for x
    x = 8,299,616,196,805,345/145,685,086.80
  6. Step 6: Final answer
    x = 56,969,566.20

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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.