Home / 187,000,998.40-258,056,423.04-104,495,461.12

Finding the Fourth Proportional to 187,000,998.40, 258,056,423.04 and 104,495,461.12

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Solution

The fourth proportional to 187,000,998.40, 258,056,423.04 and 104,495,461.12 is: 144,200,967.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,000,998.40 : 258,056,423.04 = 104,495,461.12 : x
  2. Step 2: Convert to fraction form
    187,000,998.40/258,056,423.04 = 104,495,461.12/x
  3. Step 3: Cross multiply
    187,000,998.40x = 258,056,423.04 × 104,495,461.12
  4. Step 4: Simplify right side
    187,000,998.40x = 26,965,724,920,542,592
  5. Step 5: Solve for x
    x = 26,965,724,920,542,592/187,000,998.40
  6. Step 6: Final answer
    x = 144,200,967.65

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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.