Home / 14,561,570,636.70-20,089,249,948.01-8,456,883,995.86

Finding the Fourth Proportional to 14,561,570,636.70, 20,089,249,948.01 and 8,456,883,995.86

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Solution

The fourth proportional to 14,561,570,636.70, 20,089,249,948.01 and 8,456,883,995.86 is: 11,667,179,359.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,561,570,636.70 : 20,089,249,948.01 = 8,456,883,995.86 : x
  2. Step 2: Convert to fraction form
    14,561,570,636.70/20,089,249,948.01 = 8,456,883,995.86/x
  3. Step 3: Cross multiply
    14,561,570,636.70x = 20,089,249,948.01 × 8,456,883,995.86
  4. Step 4: Simplify right side
    14,561,570,636.70x = 169,892,456,374,083,944,448
  5. Step 5: Solve for x
    x = 169,892,456,374,083,944,448/14,561,570,636.70
  6. Step 6: Final answer
    x = 11,667,179,359.48

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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.