Home / 83,084,447.89-124,515,271.45-64,662,637.67

Finding the Fourth Proportional to 83,084,447.89, 124,515,271.45 and 64,662,637.67

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Solution

The fourth proportional to 83,084,447.89, 124,515,271.45 and 64,662,637.67 is: 96,907,256.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,084,447.89 : 124,515,271.45 = 64,662,637.67 : x
  2. Step 2: Convert to fraction form
    83,084,447.89/124,515,271.45 = 64,662,637.67/x
  3. Step 3: Cross multiply
    83,084,447.89x = 124,515,271.45 × 64,662,637.67
  4. Step 4: Simplify right side
    83,084,447.89x = 8,051,485,881,207,155
  5. Step 5: Solve for x
    x = 8,051,485,881,207,155/83,084,447.89
  6. Step 6: Final answer
    x = 96,907,256.25

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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.