Home / 110,679,652.80-166,066,718.40-53,142,307.20

Finding the Fourth Proportional to 110,679,652.80, 166,066,718.40 and 53,142,307.20

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Solution

The fourth proportional to 110,679,652.80, 166,066,718.40 and 53,142,307.20 is: 79,736,142.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,679,652.80 : 166,066,718.40 = 53,142,307.20 : x
  2. Step 2: Convert to fraction form
    110,679,652.80/166,066,718.40 = 53,142,307.20/x
  3. Step 3: Cross multiply
    110,679,652.80x = 166,066,718.40 × 53,142,307.20
  4. Step 4: Simplify right side
    110,679,652.80x = 8,825,168,564,908,693
  5. Step 5: Solve for x
    x = 8,825,168,564,908,693/110,679,652.80
  6. Step 6: Final answer
    x = 79,736,142.48

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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.