Home / 79,826,688.30-119,740,032.45-25,974,000.30

Finding the Fourth Proportional to 79,826,688.30, 119,740,032.45 and 25,974,000.30

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Solution

The fourth proportional to 79,826,688.30, 119,740,032.45 and 25,974,000.30 is: 38,961,000.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,826,688.30 : 119,740,032.45 = 25,974,000.30 : x
  2. Step 2: Convert to fraction form
    79,826,688.30/119,740,032.45 = 25,974,000.30/x
  3. Step 3: Cross multiply
    79,826,688.30x = 119,740,032.45 × 25,974,000.30
  4. Step 4: Simplify right side
    79,826,688.30x = 3,110,127,638,778,310
  5. Step 5: Solve for x
    x = 3,110,127,638,778,310/79,826,688.30
  6. Step 6: Final answer
    x = 38,961,000.45

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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.