Home / 18,369,866,980.98-27,532,414,601.64-9,521,827,827.30

Finding the Fourth Proportional to 18,369,866,980.98, 27,532,414,601.64 and 9,521,827,827.30

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Solution

The fourth proportional to 18,369,866,980.98, 27,532,414,601.64 and 9,521,827,827.30 is: 14,271,138,260.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,369,866,980.98 : 27,532,414,601.64 = 9,521,827,827.30 : x
  2. Step 2: Convert to fraction form
    18,369,866,980.98/27,532,414,601.64 = 9,521,827,827.30/x
  3. Step 3: Cross multiply
    18,369,866,980.98x = 27,532,414,601.64 × 9,521,827,827.30
  4. Step 4: Simplify right side
    18,369,866,980.98x = 262,158,911,506,656,559,104
  5. Step 5: Solve for x
    x = 262,158,911,506,656,559,104/18,369,866,980.98
  6. Step 6: Final answer
    x = 14,271,138,260.18

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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.