Home / 681,089,498,204.71-939,460,636,630.98-436,832,078,766.34

Finding the Fourth Proportional to 681,089,498,204.71, 939,460,636,630.98 and 436,832,078,766.34

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Solution

The fourth proportional to 681,089,498,204.71, 939,460,636,630.98 and 436,832,078,766.34 is: 602,544,223,483.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,089,498,204.71 : 939,460,636,630.98 = 436,832,078,766.34 : x
  2. Step 2: Convert to fraction form
    681,089,498,204.71/939,460,636,630.98 = 436,832,078,766.34/x
  3. Step 3: Cross multiply
    681,089,498,204.71x = 939,460,636,630.98 × 436,832,078,766.34
  4. Step 4: Simplify right side
    681,089,498,204.71x = 410,386,542,818,660,204,937,216
  5. Step 5: Solve for x
    x = 410,386,542,818,660,204,937,216/681,089,498,204.71
  6. Step 6: Final answer
    x = 602,544,223,483.70

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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.