Home / 161,803,829.15-242,679,171.67-69,662,760.79

Finding the Fourth Proportional to 161,803,829.15, 242,679,171.67 and 69,662,760.79

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Solution

The fourth proportional to 161,803,829.15, 242,679,171.67 and 69,662,760.79 is: 104,482,700.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,803,829.15 : 242,679,171.67 = 69,662,760.79 : x
  2. Step 2: Convert to fraction form
    161,803,829.15/242,679,171.67 = 69,662,760.79/x
  3. Step 3: Cross multiply
    161,803,829.15x = 242,679,171.67 × 69,662,760.79
  4. Step 4: Simplify right side
    161,803,829.15x = 16,905,701,084,762,556
  5. Step 5: Solve for x
    x = 16,905,701,084,762,556/161,803,829.15
  6. Step 6: Final answer
    x = 104,482,700.90

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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.