Home / 79,807,280.70-119,710,199.07-25,219,875.18

Finding the Fourth Proportional to 79,807,280.70, 119,710,199.07 and 25,219,875.18

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Solution

The fourth proportional to 79,807,280.70, 119,710,199.07 and 25,219,875.18 is: 37,829,584.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,807,280.70 : 119,710,199.07 = 25,219,875.18 : x
  2. Step 2: Convert to fraction form
    79,807,280.70/119,710,199.07 = 25,219,875.18/x
  3. Step 3: Cross multiply
    79,807,280.70x = 119,710,199.07 × 25,219,875.18
  4. Step 4: Simplify right side
    79,807,280.70x = 3,019,076,278,318,352
  5. Step 5: Solve for x
    x = 3,019,076,278,318,352/79,807,280.70
  6. Step 6: Final answer
    x = 37,829,584.62

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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.