Home / 2,492,670,052.40-3,739,005,078.60-1,038,458,519.60

Finding the Fourth Proportional to 2,492,670,052.40, 3,739,005,078.60 and 1,038,458,519.60

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Solution

The fourth proportional to 2,492,670,052.40, 3,739,005,078.60 and 1,038,458,519.60 is: 1,557,687,779.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,492,670,052.40 : 3,739,005,078.60 = 1,038,458,519.60 : x
  2. Step 2: Convert to fraction form
    2,492,670,052.40/3,739,005,078.60 = 1,038,458,519.60/x
  3. Step 3: Cross multiply
    2,492,670,052.40x = 3,739,005,078.60 × 1,038,458,519.60
  4. Step 4: Simplify right side
    2,492,670,052.40x = 3,882,801,678,699,837,440
  5. Step 5: Solve for x
    x = 3,882,801,678,699,837,440/2,492,670,052.40
  6. Step 6: Final answer
    x = 1,557,687,779.40

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Double scale
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1.5x scale

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.