Home / 113,877,603.60-170,816,405.40-108,586,813.20

Finding the Fourth Proportional to 113,877,603.60, 170,816,405.40 and 108,586,813.20

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Solution

The fourth proportional to 113,877,603.60, 170,816,405.40 and 108,586,813.20 is: 162,880,219.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,877,603.60 : 170,816,405.40 = 108,586,813.20 : x
  2. Step 2: Convert to fraction form
    113,877,603.60/170,816,405.40 = 108,586,813.20/x
  3. Step 3: Cross multiply
    113,877,603.60x = 170,816,405.40 × 108,586,813.20
  4. Step 4: Simplify right side
    113,877,603.60x = 18,548,409,104,665,272
  5. Step 5: Solve for x
    x = 18,548,409,104,665,272/113,877,603.60
  6. Step 6: Final answer
    x = 162,880,219.80

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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.