Home / 156,972,871.84-235,496,995.44-49,267,495.84

Finding the Fourth Proportional to 156,972,871.84, 235,496,995.44 and 49,267,495.84

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Solution

The fourth proportional to 156,972,871.84, 235,496,995.44 and 49,267,495.84 is: 73,913,072.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,972,871.84 : 235,496,995.44 = 49,267,495.84 : x
  2. Step 2: Convert to fraction form
    156,972,871.84/235,496,995.44 = 49,267,495.84/x
  3. Step 3: Cross multiply
    156,972,871.84x = 235,496,995.44 × 49,267,495.84
  4. Step 4: Simplify right side
    156,972,871.84x = 11,602,347,243,172,700
  5. Step 5: Solve for x
    x = 11,602,347,243,172,700/156,972,871.84
  6. Step 6: Final answer
    x = 73,913,072.41

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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.