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Finding the Fourth Proportional to 180,216,487.05, 252,877,038.15 and 180,216,487.05

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Solution

The fourth proportional to 180,216,487.05, 252,877,038.15 and 180,216,487.05 is: 252,877,038.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,216,487.05 : 252,877,038.15 = 180,216,487.05 : x
  2. Step 2: Convert to fraction form
    180,216,487.05/252,877,038.15 = 180,216,487.05/x
  3. Step 3: Cross multiply
    180,216,487.05x = 252,877,038.15 × 180,216,487.05
  4. Step 4: Simplify right side
    180,216,487.05x = 45,572,611,471,001,832
  5. Step 5: Solve for x
    x = 45,572,611,471,001,832/180,216,487.05
  6. Step 6: Final answer
    x = 252,877,038.15

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.