Home / 77,582,106.20-116,356,829.70-39,207,546.20

Finding the Fourth Proportional to 77,582,106.20, 116,356,829.70 and 39,207,546.20

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Solution

The fourth proportional to 77,582,106.20, 116,356,829.70 and 39,207,546.20 is: 58,803,066.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,582,106.20 : 116,356,829.70 = 39,207,546.20 : x
  2. Step 2: Convert to fraction form
    77,582,106.20/116,356,829.70 = 39,207,546.20/x
  3. Step 3: Cross multiply
    77,582,106.20x = 116,356,829.70 × 39,207,546.20
  4. Step 4: Simplify right side
    77,582,106.20x = 4,562,065,776,148,283
  5. Step 5: Solve for x
    x = 4,562,065,776,148,283/77,582,106.20
  6. Step 6: Final answer
    x = 58,803,066.84

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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.