Home / 142,960,464,097.20-214,440,696,145.80-48,739,801,172.40

Finding the Fourth Proportional to 142,960,464,097.20, 214,440,696,145.80 and 48,739,801,172.40

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Solution

The fourth proportional to 142,960,464,097.20, 214,440,696,145.80 and 48,739,801,172.40 is: 73,109,701,758.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,960,464,097.20 : 214,440,696,145.80 = 48,739,801,172.40 : x
  2. Step 2: Convert to fraction form
    142,960,464,097.20/214,440,696,145.80 = 48,739,801,172.40/x
  3. Step 3: Cross multiply
    142,960,464,097.20x = 214,440,696,145.80 × 48,739,801,172.40
  4. Step 4: Simplify right side
    142,960,464,097.20x = 10,451,796,893,417,334,636,544
  5. Step 5: Solve for x
    x = 10,451,796,893,417,334,636,544/142,960,464,097.20
  6. Step 6: Final answer
    x = 73,109,701,758.60

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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.