Home / 82,903,999.60-124,355,999.40-74,169,996.40

Finding the Fourth Proportional to 82,903,999.60, 124,355,999.40 and 74,169,996.40

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Solution

The fourth proportional to 82,903,999.60, 124,355,999.40 and 74,169,996.40 is: 111,254,994.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,903,999.60 : 124,355,999.40 = 74,169,996.40 : x
  2. Step 2: Convert to fraction form
    82,903,999.60/124,355,999.40 = 74,169,996.40/x
  3. Step 3: Cross multiply
    82,903,999.60x = 124,355,999.40 × 74,169,996.40
  4. Step 4: Simplify right side
    82,903,999.60x = 9,223,484,027,816,404
  5. Step 5: Solve for x
    x = 9,223,484,027,816,404/82,903,999.60
  6. Step 6: Final answer
    x = 111,254,994.60

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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.