Home / 1,590,133,635.48-2,194,313,630.91-911,464,045.62

Finding the Fourth Proportional to 1,590,133,635.48, 2,194,313,630.91 and 911,464,045.62

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Solution

The fourth proportional to 1,590,133,635.48, 2,194,313,630.91 and 911,464,045.62 is: 1,257,779,808.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,590,133,635.48 : 2,194,313,630.91 = 911,464,045.62 : x
  2. Step 2: Convert to fraction form
    1,590,133,635.48/2,194,313,630.91 = 911,464,045.62/x
  3. Step 3: Cross multiply
    1,590,133,635.48x = 2,194,313,630.91 × 911,464,045.62
  4. Step 4: Simplify right side
    1,590,133,635.48x = 2,000,037,979,388,339,968
  5. Step 5: Solve for x
    x = 2,000,037,979,388,339,968/1,590,133,635.48
  6. Step 6: Final answer
    x = 1,257,779,808.42

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Double scale
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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.