Home / 25,299,336,855.72-37,953,271,727.21-8,507,156,409.48

Finding the Fourth Proportional to 25,299,336,855.72, 37,953,271,727.21 and 8,507,156,409.48

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Solution

The fourth proportional to 25,299,336,855.72, 37,953,271,727.21 and 8,507,156,409.48 is: 12,762,169,248.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,299,336,855.72 : 37,953,271,727.21 = 8,507,156,409.48 : x
  2. Step 2: Convert to fraction form
    25,299,336,855.72/37,953,271,727.21 = 8,507,156,409.48/x
  3. Step 3: Cross multiply
    25,299,336,855.72x = 37,953,271,727.21 × 8,507,156,409.48
  4. Step 4: Simplify right side
    25,299,336,855.72x = 322,874,418,834,870,566,912
  5. Step 5: Solve for x
    x = 322,874,418,834,870,566,912/25,299,336,855.72
  6. Step 6: Final answer
    x = 12,762,169,248.79

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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.