Home / 70,255,812.24-104,956,736.74-45,461,751.78

Finding the Fourth Proportional to 70,255,812.24, 104,956,736.74 and 45,461,751.78

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Solution

The fourth proportional to 70,255,812.24, 104,956,736.74 and 45,461,751.78 is: 67,916,332.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,255,812.24 : 104,956,736.74 = 45,461,751.78 : x
  2. Step 2: Convert to fraction form
    70,255,812.24/104,956,736.74 = 45,461,751.78/x
  3. Step 3: Cross multiply
    70,255,812.24x = 104,956,736.74 × 45,461,751.78
  4. Step 4: Simplify right side
    70,255,812.24x = 4,771,517,113,312,686
  5. Step 5: Solve for x
    x = 4,771,517,113,312,686/70,255,812.24
  6. Step 6: Final answer
    x = 67,916,332.63

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.