Home / 208,443,867.02-312,668,461.38-55,088,598.50

Finding the Fourth Proportional to 208,443,867.02, 312,668,461.38 and 55,088,598.50

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Solution

The fourth proportional to 208,443,867.02, 312,668,461.38 and 55,088,598.50 is: 82,633,600.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,443,867.02 : 312,668,461.38 = 55,088,598.50 : x
  2. Step 2: Convert to fraction form
    208,443,867.02/312,668,461.38 = 55,088,598.50/x
  3. Step 3: Cross multiply
    208,443,867.02x = 312,668,461.38 × 55,088,598.50
  4. Step 4: Simplify right side
    208,443,867.02x = 17,224,467,332,575,576
  5. Step 5: Solve for x
    x = 17,224,467,332,575,576/208,443,867.02
  6. Step 6: Final answer
    x = 82,633,600.97

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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.