Home / 93,159,457.83-128,560,578.44-54,024,470.64

Finding the Fourth Proportional to 93,159,457.83, 128,560,578.44 and 54,024,470.64

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Solution

The fourth proportional to 93,159,457.83, 128,560,578.44 and 54,024,470.64 is: 74,554,074.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,159,457.83 : 128,560,578.44 = 54,024,470.64 : x
  2. Step 2: Convert to fraction form
    93,159,457.83/128,560,578.44 = 54,024,470.64/x
  3. Step 3: Cross multiply
    93,159,457.83x = 128,560,578.44 × 54,024,470.64
  4. Step 4: Simplify right side
    93,159,457.83x = 6,945,417,195,123,075
  5. Step 5: Solve for x
    x = 6,945,417,195,123,075/93,159,457.83
  6. Step 6: Final answer
    x = 74,554,074.88

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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.