Home / 12,608,779,132.53-18,917,945,455.46-7,570,154,273.90

Finding the Fourth Proportional to 12,608,779,132.53, 18,917,945,455.46 and 7,570,154,273.90

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Solution

The fourth proportional to 12,608,779,132.53, 18,917,945,455.46 and 7,570,154,273.90 is: 11,358,099,316.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,608,779,132.53 : 18,917,945,455.46 = 7,570,154,273.90 : x
  2. Step 2: Convert to fraction form
    12,608,779,132.53/18,917,945,455.46 = 7,570,154,273.90/x
  3. Step 3: Cross multiply
    12,608,779,132.53x = 18,917,945,455.46 × 7,570,154,273.90
  4. Step 4: Simplify right side
    12,608,779,132.53x = 143,211,765,642,925,178,880
  5. Step 5: Solve for x
    x = 143,211,765,642,925,178,880/12,608,779,132.53
  6. Step 6: Final answer
    x = 11,358,099,316.17

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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.