Home / 179,553,283.76-247,783,638-100,168,345.40

Finding the Fourth Proportional to 179,553,283.76, 247,783,638 and 100,168,345.40

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Solution

The fourth proportional to 179,553,283.76, 247,783,638 and 100,168,345.40 is: 138,232,376.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,553,283.76 : 247,783,638 = 100,168,345.40 : x
  2. Step 2: Convert to fraction form
    179,553,283.76/247,783,638 = 100,168,345.40/x
  3. Step 3: Cross multiply
    179,553,283.76x = 247,783,638 × 100,168,345.40
  4. Step 4: Simplify right side
    179,553,283.76x = 24,820,077,035,652,568
  5. Step 5: Solve for x
    x = 24,820,077,035,652,568/179,553,283.76
  6. Step 6: Final answer
    x = 138,232,376.02

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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.