Home / 84,259,145.05-116,281,211.22-47,089,424.24

Finding the Fourth Proportional to 84,259,145.05, 116,281,211.22 and 47,089,424.24

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Solution

The fourth proportional to 84,259,145.05, 116,281,211.22 and 47,089,424.24 is: 64,985,412.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,259,145.05 : 116,281,211.22 = 47,089,424.24 : x
  2. Step 2: Convert to fraction form
    84,259,145.05/116,281,211.22 = 47,089,424.24/x
  3. Step 3: Cross multiply
    84,259,145.05x = 116,281,211.22 × 47,089,424.24
  4. Step 4: Simplify right side
    84,259,145.05x = 5,475,615,286,570,331
  5. Step 5: Solve for x
    x = 5,475,615,286,570,331/84,259,145.05
  6. Step 6: Final answer
    x = 64,985,412.36

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Double scale
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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.