Home / 18,645,416,176.86-25,730,374,039.83-10,187,058,335.58

Finding the Fourth Proportional to 18,645,416,176.86, 25,730,374,039.83 and 10,187,058,335.58

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Solution

The fourth proportional to 18,645,416,176.86, 25,730,374,039.83 and 10,187,058,335.58 is: 14,057,976,440.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,645,416,176.86 : 25,730,374,039.83 = 10,187,058,335.58 : x
  2. Step 2: Convert to fraction form
    18,645,416,176.86/25,730,374,039.83 = 10,187,058,335.58/x
  3. Step 3: Cross multiply
    18,645,416,176.86x = 25,730,374,039.83 × 10,187,058,335.58
  4. Step 4: Simplify right side
    18,645,416,176.86x = 262,116,821,340,041,445,376
  5. Step 5: Solve for x
    x = 262,116,821,340,041,445,376/18,645,416,176.86
  6. Step 6: Final answer
    x = 14,057,976,440.63

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1.5x scale

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.