Home / 7,931,280,944,631.80-11,902,355,763,450-2,768,125,960,108.40

Finding the Fourth Proportional to 7,931,280,944,631.80, 11,902,355,763,450 and 2,768,125,960,108.40

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Solution

The fourth proportional to 7,931,280,944,631.80, 11,902,355,763,450 and 2,768,125,960,108.40 is: 4,154,085,601,715.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,931,280,944,631.80 : 11,902,355,763,450 = 2,768,125,960,108.40 : x
  2. Step 2: Convert to fraction form
    7,931,280,944,631.80/11,902,355,763,450 = 2,768,125,960,108.40/x
  3. Step 3: Cross multiply
    7,931,280,944,631.80x = 11,902,355,763,450 × 2,768,125,960,108.40
  4. Step 4: Simplify right side
    7,931,280,944,631.80x = 32,947,219,975,251,777,753,710,592
  5. Step 5: Solve for x
    x = 32,947,219,975,251,777,753,710,592/7,931,280,944,631.80
  6. Step 6: Final answer
    x = 4,154,085,601,715.03

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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.