Home / 137,664,009.60-206,496,014.40-96,457,430.40

Finding the Fourth Proportional to 137,664,009.60, 206,496,014.40 and 96,457,430.40

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Solution

The fourth proportional to 137,664,009.60, 206,496,014.40 and 96,457,430.40 is: 144,686,145.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,664,009.60 : 206,496,014.40 = 96,457,430.40 : x
  2. Step 2: Convert to fraction form
    137,664,009.60/206,496,014.40 = 96,457,430.40/x
  3. Step 3: Cross multiply
    137,664,009.60x = 206,496,014.40 × 96,457,430.40
  4. Step 4: Simplify right side
    137,664,009.60x = 19,918,074,936,865,400
  5. Step 5: Solve for x
    x = 19,918,074,936,865,400/137,664,009.60
  6. Step 6: Final answer
    x = 144,686,145.60

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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.