Home / 77,262,338,537.60-115,893,507,806.40-53,753,089,308.80

Finding the Fourth Proportional to 77,262,338,537.60, 115,893,507,806.40 and 53,753,089,308.80

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Solution

The fourth proportional to 77,262,338,537.60, 115,893,507,806.40 and 53,753,089,308.80 is: 80,629,633,963.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,262,338,537.60 : 115,893,507,806.40 = 53,753,089,308.80 : x
  2. Step 2: Convert to fraction form
    77,262,338,537.60/115,893,507,806.40 = 53,753,089,308.80/x
  3. Step 3: Cross multiply
    77,262,338,537.60x = 115,893,507,806.40 × 53,753,089,308.80
  4. Step 4: Simplify right side
    77,262,338,537.60x = 6,229,634,075,427,529,031,680
  5. Step 5: Solve for x
    x = 6,229,634,075,427,529,031,680/77,262,338,537.60
  6. Step 6: Final answer
    x = 80,629,633,963.20

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.