Home / 681,089,498,206.96-939,460,636,634.08-436,832,078,768.59

Finding the Fourth Proportional to 681,089,498,206.96, 939,460,636,634.08 and 436,832,078,768.59

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Solution

The fourth proportional to 681,089,498,206.96, 939,460,636,634.08 and 436,832,078,768.59 is: 602,544,223,486.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,089,498,206.96 : 939,460,636,634.08 = 436,832,078,768.59 : x
  2. Step 2: Convert to fraction form
    681,089,498,206.96/939,460,636,634.08 = 436,832,078,768.59/x
  3. Step 3: Cross multiply
    681,089,498,206.96x = 939,460,636,634.08 × 436,832,078,768.59
  4. Step 4: Simplify right side
    681,089,498,206.96x = 410,386,542,822,128,122,593,280
  5. Step 5: Solve for x
    x = 410,386,542,822,128,122,593,280/681,089,498,206.96
  6. Step 6: Final answer
    x = 602,544,223,486.80

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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.