Home / 102,804,432.90-154,217,461.04-30,021,417.96

Finding the Fourth Proportional to 102,804,432.90, 154,217,461.04 and 30,021,417.96

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Solution

The fourth proportional to 102,804,432.90, 154,217,461.04 and 30,021,417.96 is: 45,035,284.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,804,432.90 : 154,217,461.04 = 30,021,417.96 : x
  2. Step 2: Convert to fraction form
    102,804,432.90/154,217,461.04 = 30,021,417.96/x
  3. Step 3: Cross multiply
    102,804,432.90x = 154,217,461.04 × 30,021,417.96
  4. Step 4: Simplify right side
    102,804,432.90x = 4,629,826,854,611,856
  5. Step 5: Solve for x
    x = 4,629,826,854,611,856/102,804,432.90
  6. Step 6: Final answer
    x = 45,035,284.22

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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.