Home / 110,912,215.23-153,021,681.46-63,868,274.70

Finding the Fourth Proportional to 110,912,215.23, 153,021,681.46 and 63,868,274.70

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Solution

The fourth proportional to 110,912,215.23, 153,021,681.46 and 63,868,274.70 is: 88,116,811.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,912,215.23 : 153,021,681.46 = 63,868,274.70 : x
  2. Step 2: Convert to fraction form
    110,912,215.23/153,021,681.46 = 63,868,274.70/x
  3. Step 3: Cross multiply
    110,912,215.23x = 153,021,681.46 × 63,868,274.70
  4. Step 4: Simplify right side
    110,912,215.23x = 9,773,230,786,543,178
  5. Step 5: Solve for x
    x = 9,773,230,786,543,178/110,912,215.23
  6. Step 6: Final answer
    x = 88,116,811.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.