Home / 175,269,378.78-262,927,981.89-73,009,501.74

Finding the Fourth Proportional to 175,269,378.78, 262,927,981.89 and 73,009,501.74

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Solution

The fourth proportional to 175,269,378.78, 262,927,981.89 and 73,009,501.74 is: 109,524,214.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,269,378.78 : 262,927,981.89 = 73,009,501.74 : x
  2. Step 2: Convert to fraction form
    175,269,378.78/262,927,981.89 = 73,009,501.74/x
  3. Step 3: Cross multiply
    175,269,378.78x = 262,927,981.89 × 73,009,501.74
  4. Step 4: Simplify right side
    175,269,378.78x = 19,196,240,951,292,640
  5. Step 5: Solve for x
    x = 19,196,240,951,292,640/175,269,378.78
  6. Step 6: Final answer
    x = 109,524,214.01

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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.