Home / 247,563,411.50-341,645,698.78-136,058,204.72

Finding the Fourth Proportional to 247,563,411.50, 341,645,698.78 and 136,058,204.72

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Solution

The fourth proportional to 247,563,411.50, 341,645,698.78 and 136,058,204.72 is: 187,764,824.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,563,411.50 : 341,645,698.78 = 136,058,204.72 : x
  2. Step 2: Convert to fraction form
    247,563,411.50/341,645,698.78 = 136,058,204.72/x
  3. Step 3: Cross multiply
    247,563,411.50x = 341,645,698.78 × 136,058,204.72
  4. Step 4: Simplify right side
    247,563,411.50x = 46,483,700,426,316,688
  5. Step 5: Solve for x
    x = 46,483,700,426,316,688/247,563,411.50
  6. Step 6: Final answer
    x = 187,764,824.15

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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.