Home / 368,050,432.18-507,901,421.66-203,037,957.94

Finding the Fourth Proportional to 368,050,432.18, 507,901,421.66 and 203,037,957.94

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Solution

The fourth proportional to 368,050,432.18, 507,901,421.66 and 203,037,957.94 is: 280,187,872.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,050,432.18 : 507,901,421.66 = 203,037,957.94 : x
  2. Step 2: Convert to fraction form
    368,050,432.18/507,901,421.66 = 203,037,957.94/x
  3. Step 3: Cross multiply
    368,050,432.18x = 507,901,421.66 × 203,037,957.94
  4. Step 4: Simplify right side
    368,050,432.18x = 103,123,267,487,907,136
  5. Step 5: Solve for x
    x = 103,123,267,487,907,136/368,050,432.18
  6. Step 6: Final answer
    x = 280,187,872.29

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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.