Home / 1,787,336,543.10-2,681,004,814.65-494,872,031.10

Finding the Fourth Proportional to 1,787,336,543.10, 2,681,004,814.65 and 494,872,031.10

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Solution

The fourth proportional to 1,787,336,543.10, 2,681,004,814.65 and 494,872,031.10 is: 742,308,046.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787,336,543.10 : 2,681,004,814.65 = 494,872,031.10 : x
  2. Step 2: Convert to fraction form
    1,787,336,543.10/2,681,004,814.65 = 494,872,031.10/x
  3. Step 3: Cross multiply
    1,787,336,543.10x = 2,681,004,814.65 × 494,872,031.10
  4. Step 4: Simplify right side
    1,787,336,543.10x = 1,326,754,298,014,724,608
  5. Step 5: Solve for x
    x = 1,326,754,298,014,724,608/1,787,336,543.10
  6. Step 6: Final answer
    x = 742,308,046.65

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Double scale
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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.