Home / 77,906,089,419.34-107,501,333,449.71-43,613,673,779.02

Finding the Fourth Proportional to 77,906,089,419.34, 107,501,333,449.71 and 43,613,673,779.02

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Solution

The fourth proportional to 77,906,089,419.34, 107,501,333,449.71 and 43,613,673,779.02 is: 60,181,792,242.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,906,089,419.34 : 107,501,333,449.71 = 43,613,673,779.02 : x
  2. Step 2: Convert to fraction form
    77,906,089,419.34/107,501,333,449.71 = 43,613,673,779.02/x
  3. Step 3: Cross multiply
    77,906,089,419.34x = 107,501,333,449.71 × 43,613,673,779.02
  4. Step 4: Simplify right side
    77,906,089,419.34x = 4,688,528,087,885,302,726,656
  5. Step 5: Solve for x
    x = 4,688,528,087,885,302,726,656/77,906,089,419.34
  6. Step 6: Final answer
    x = 60,181,792,242.82

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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.