Home / 30,086,784,975.61-45,130,369,778.06-8,839,146,695.23

Finding the Fourth Proportional to 30,086,784,975.61, 45,130,369,778.06 and 8,839,146,695.23

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Solution

The fourth proportional to 30,086,784,975.61, 45,130,369,778.06 and 8,839,146,695.23 is: 13,258,776,542.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,086,784,975.61 : 45,130,369,778.06 = 8,839,146,695.23 : x
  2. Step 2: Convert to fraction form
    30,086,784,975.61/45,130,369,778.06 = 8,839,146,695.23/x
  3. Step 3: Cross multiply
    30,086,784,975.61x = 45,130,369,778.06 × 8,839,146,695.23
  4. Step 4: Simplify right side
    30,086,784,975.61x = 398,913,958,878,246,862,848
  5. Step 5: Solve for x
    x = 398,913,958,878,246,862,848/30,086,784,975.61
  6. Step 6: Final answer
    x = 13,258,776,542.65

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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.