Home / 70,476,078.60-105,689,234.70-25,039,355.40

Finding the Fourth Proportional to 70,476,078.60, 105,689,234.70 and 25,039,355.40

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Solution

The fourth proportional to 70,476,078.60, 105,689,234.70 and 25,039,355.40 is: 37,550,192.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,476,078.60 : 105,689,234.70 = 25,039,355.40 : x
  2. Step 2: Convert to fraction form
    70,476,078.60/105,689,234.70 = 25,039,355.40/x
  3. Step 3: Cross multiply
    70,476,078.60x = 105,689,234.70 × 25,039,355.40
  4. Step 4: Simplify right side
    70,476,078.60x = 2,646,390,309,607,312.50
  5. Step 5: Solve for x
    x = 2,646,390,309,607,312.50/70,476,078.60
  6. Step 6: Final answer
    x = 37,550,192.38

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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.