Home / 12,020,118,409.77-18,030,178,175.10-8,234,778,094.43

Finding the Fourth Proportional to 12,020,118,409.77, 18,030,178,175.10 and 8,234,778,094.43

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Solution

The fourth proportional to 12,020,118,409.77, 18,030,178,175.10 and 8,234,778,094.43 is: 12,352,167,525.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,020,118,409.77 : 18,030,178,175.10 = 8,234,778,094.43 : x
  2. Step 2: Convert to fraction form
    12,020,118,409.77/18,030,178,175.10 = 8,234,778,094.43/x
  3. Step 3: Cross multiply
    12,020,118,409.77x = 18,030,178,175.10 × 8,234,778,094.43
  4. Step 4: Simplify right side
    12,020,118,409.77x = 148,474,516,274,983,337,984
  5. Step 5: Solve for x
    x = 148,474,516,274,983,337,984/12,020,118,409.77
  6. Step 6: Final answer
    x = 12,352,167,525.60

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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.