Home / 55,137,803,904.05-82,730,762,618.67-19,308,276,964.22

Finding the Fourth Proportional to 55,137,803,904.05, 82,730,762,618.67 and 19,308,276,964.22

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Solution

The fourth proportional to 55,137,803,904.05, 82,730,762,618.67 and 19,308,276,964.22 is: 28,970,839,696.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,137,803,904.05 : 82,730,762,618.67 = 19,308,276,964.22 : x
  2. Step 2: Convert to fraction form
    55,137,803,904.05/82,730,762,618.67 = 19,308,276,964.22/x
  3. Step 3: Cross multiply
    55,137,803,904.05x = 82,730,762,618.67 × 19,308,276,964.22
  4. Step 4: Simplify right side
    55,137,803,904.05x = 1,597,388,478,102,005,350,400
  5. Step 5: Solve for x
    x = 1,597,388,478,102,005,350,400/55,137,803,904.05
  6. Step 6: Final answer
    x = 28,970,839,696.15

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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.