Home / 228,119,829.54-342,043,095.12-72,606,463.98

Finding the Fourth Proportional to 228,119,829.54, 342,043,095.12 and 72,606,463.98

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Solution

The fourth proportional to 228,119,829.54, 342,043,095.12 and 72,606,463.98 is: 108,866,202.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,119,829.54 : 342,043,095.12 = 72,606,463.98 : x
  2. Step 2: Convert to fraction form
    228,119,829.54/342,043,095.12 = 72,606,463.98/x
  3. Step 3: Cross multiply
    228,119,829.54x = 342,043,095.12 × 72,606,463.98
  4. Step 4: Simplify right side
    228,119,829.54x = 24,834,539,665,437,996
  5. Step 5: Solve for x
    x = 24,834,539,665,437,996/228,119,829.54
  6. Step 6: Final answer
    x = 108,866,202.98

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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.