Home / 1,590,133,636.48-2,194,313,632.29-911,464,046.62

Finding the Fourth Proportional to 1,590,133,636.48, 2,194,313,632.29 and 911,464,046.62

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Solution

The fourth proportional to 1,590,133,636.48, 2,194,313,632.29 and 911,464,046.62 is: 1,257,779,809.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,590,133,636.48 : 2,194,313,632.29 = 911,464,046.62 : x
  2. Step 2: Convert to fraction form
    1,590,133,636.48/2,194,313,632.29 = 911,464,046.62/x
  3. Step 3: Cross multiply
    1,590,133,636.48x = 2,194,313,632.29 × 911,464,046.62
  4. Step 4: Simplify right side
    1,590,133,636.48x = 2,000,037,982,840,474,112
  5. Step 5: Solve for x
    x = 2,000,037,982,840,474,112/1,590,133,636.48
  6. Step 6: Final answer
    x = 1,257,779,809.80

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Double scale
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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.