Home / 18,995,041,811.60-28,492,562,717.40-15,947,546,541.20

Finding the Fourth Proportional to 18,995,041,811.60, 28,492,562,717.40 and 15,947,546,541.20

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Solution

The fourth proportional to 18,995,041,811.60, 28,492,562,717.40 and 15,947,546,541.20 is: 23,921,319,811.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,995,041,811.60 : 28,492,562,717.40 = 15,947,546,541.20 : x
  2. Step 2: Convert to fraction form
    18,995,041,811.60/28,492,562,717.40 = 15,947,546,541.20/x
  3. Step 3: Cross multiply
    18,995,041,811.60x = 28,492,562,717.40 × 15,947,546,541.20
  4. Step 4: Simplify right side
    18,995,041,811.60x = 454,386,470,013,796,483,072
  5. Step 5: Solve for x
    x = 454,386,470,013,796,483,072/18,995,041,811.60
  6. Step 6: Final answer
    x = 23,921,319,811.80

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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.