Home / 78,311,585,989.68-117,383,746,294.80-44,662,754,391

Finding the Fourth Proportional to 78,311,585,989.68, 117,383,746,294.80 and 44,662,754,391

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Solution

The fourth proportional to 78,311,585,989.68, 117,383,746,294.80 and 44,662,754,391 is: 66,946,434,094.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,311,585,989.68 : 117,383,746,294.80 = 44,662,754,391 : x
  2. Step 2: Convert to fraction form
    78,311,585,989.68/117,383,746,294.80 = 44,662,754,391/x
  3. Step 3: Cross multiply
    78,311,585,989.68x = 117,383,746,294.80 × 44,662,754,391
  4. Step 4: Simplify right side
    78,311,585,989.68x = 5,242,681,430,260,108,492,800
  5. Step 5: Solve for x
    x = 5,242,681,430,260,108,492,800/78,311,585,989.68
  6. Step 6: Final answer
    x = 66,946,434,094.07

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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.