Home / 2,238,905,515.73-3,089,306,962.01-1,298,892,674.93

Finding the Fourth Proportional to 2,238,905,515.73, 3,089,306,962.01 and 1,298,892,674.93

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Solution

The fourth proportional to 2,238,905,515.73, 3,089,306,962.01 and 1,298,892,674.93 is: 1,792,249,898.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,238,905,515.73 : 3,089,306,962.01 = 1,298,892,674.93 : x
  2. Step 2: Convert to fraction form
    2,238,905,515.73/3,089,306,962.01 = 1,298,892,674.93/x
  3. Step 3: Cross multiply
    2,238,905,515.73x = 3,089,306,962.01 × 1,298,892,674.93
  4. Step 4: Simplify right side
    2,238,905,515.73x = 4,012,678,183,558,546,432
  5. Step 5: Solve for x
    x = 4,012,678,183,558,546,432/2,238,905,515.73
  6. Step 6: Final answer
    x = 1,792,249,898.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.