Home / 10,902,816,005.20-16,354,224,007.80-6,984,607,800.40

Finding the Fourth Proportional to 10,902,816,005.20, 16,354,224,007.80 and 6,984,607,800.40

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Solution

The fourth proportional to 10,902,816,005.20, 16,354,224,007.80 and 6,984,607,800.40 is: 10,476,911,700.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,902,816,005.20 : 16,354,224,007.80 = 6,984,607,800.40 : x
  2. Step 2: Convert to fraction form
    10,902,816,005.20/16,354,224,007.80 = 6,984,607,800.40/x
  3. Step 3: Cross multiply
    10,902,816,005.20x = 16,354,224,007.80 × 6,984,607,800.40
  4. Step 4: Simplify right side
    10,902,816,005.20x = 114,227,840,574,368,825,344
  5. Step 5: Solve for x
    x = 114,227,840,574,368,825,344/10,902,816,005.20
  6. Step 6: Final answer
    x = 10,476,911,700.60

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.