Home / 119,174,523.92-178,760,643.64-70,617,424.72

Finding the Fourth Proportional to 119,174,523.92, 178,760,643.64 and 70,617,424.72

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Solution

The fourth proportional to 119,174,523.92, 178,760,643.64 and 70,617,424.72 is: 105,925,460.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,174,523.92 : 178,760,643.64 = 70,617,424.72 : x
  2. Step 2: Convert to fraction form
    119,174,523.92/178,760,643.64 = 70,617,424.72/x
  3. Step 3: Cross multiply
    119,174,523.92x = 178,760,643.64 × 70,617,424.72
  4. Step 4: Simplify right side
    119,174,523.92x = 12,623,616,295,146,446
  5. Step 5: Solve for x
    x = 12,623,616,295,146,446/119,174,523.92
  6. Step 6: Final answer
    x = 105,925,460.24

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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.