Home / 152,064,905.60-228,097,358.40-91,449,430.40

Finding the Fourth Proportional to 152,064,905.60, 228,097,358.40 and 91,449,430.40

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Solution

The fourth proportional to 152,064,905.60, 228,097,358.40 and 91,449,430.40 is: 137,174,145.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,064,905.60 : 228,097,358.40 = 91,449,430.40 : x
  2. Step 2: Convert to fraction form
    152,064,905.60/228,097,358.40 = 91,449,430.40/x
  3. Step 3: Cross multiply
    152,064,905.60x = 228,097,358.40 × 91,449,430.40
  4. Step 4: Simplify right side
    152,064,905.60x = 20,859,373,501,424,656
  5. Step 5: Solve for x
    x = 20,859,373,501,424,656/152,064,905.60
  6. Step 6: Final answer
    x = 137,174,145.60

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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.