Home / 1,008,907,575.40-1,513,361,363.10-463,649,109.40

Finding the Fourth Proportional to 1,008,907,575.40, 1,513,361,363.10 and 463,649,109.40

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Solution

The fourth proportional to 1,008,907,575.40, 1,513,361,363.10 and 463,649,109.40 is: 695,473,664.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,907,575.40 : 1,513,361,363.10 = 463,649,109.40 : x
  2. Step 2: Convert to fraction form
    1,008,907,575.40/1,513,361,363.10 = 463,649,109.40/x
  3. Step 3: Cross multiply
    1,008,907,575.40x = 1,513,361,363.10 × 463,649,109.40
  4. Step 4: Simplify right side
    1,008,907,575.40x = 701,668,648,201,684,992
  5. Step 5: Solve for x
    x = 701,668,648,201,684,992/1,008,907,575.40
  6. Step 6: Final answer
    x = 695,473,664.10

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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.