Home / 90,957,000.80-136,435,501.20-26,262,916.40

Finding the Fourth Proportional to 90,957,000.80, 136,435,501.20 and 26,262,916.40

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Solution

The fourth proportional to 90,957,000.80, 136,435,501.20 and 26,262,916.40 is: 39,394,374.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,957,000.80 : 136,435,501.20 = 26,262,916.40 : x
  2. Step 2: Convert to fraction form
    90,957,000.80/136,435,501.20 = 26,262,916.40/x
  3. Step 3: Cross multiply
    90,957,000.80x = 136,435,501.20 × 26,262,916.40
  4. Step 4: Simplify right side
    90,957,000.80x = 3,583,194,162,007,699
  5. Step 5: Solve for x
    x = 3,583,194,162,007,699/90,957,000.80
  6. Step 6: Final answer
    x = 39,394,374.60

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1.5x scale

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.