Home / 103,573,043.60-155,359,565.40-35,409,664.40

Finding the Fourth Proportional to 103,573,043.60, 155,359,565.40 and 35,409,664.40

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Solution

The fourth proportional to 103,573,043.60, 155,359,565.40 and 35,409,664.40 is: 53,114,496.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,573,043.60 : 155,359,565.40 = 35,409,664.40 : x
  2. Step 2: Convert to fraction form
    103,573,043.60/155,359,565.40 = 35,409,664.40/x
  3. Step 3: Cross multiply
    103,573,043.60x = 155,359,565.40 × 35,409,664.40
  4. Step 4: Simplify right side
    103,573,043.60x = 5,501,230,072,143,852
  5. Step 5: Solve for x
    x = 5,501,230,072,143,852/103,573,043.60
  6. Step 6: Final answer
    x = 53,114,496.60

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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.