Home / 22,960,138,549.81-31,684,990,941.35-12,399,342,997.81

Finding the Fourth Proportional to 22,960,138,549.81, 31,684,990,941.35 and 12,399,342,997.81

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Solution

The fourth proportional to 22,960,138,549.81, 31,684,990,941.35 and 12,399,342,997.81 is: 17,111,093,197.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,960,138,549.81 : 31,684,990,941.35 = 12,399,342,997.81 : x
  2. Step 2: Convert to fraction form
    22,960,138,549.81/31,684,990,941.35 = 12,399,342,997.81/x
  3. Step 3: Cross multiply
    22,960,138,549.81x = 31,684,990,941.35 × 12,399,342,997.81
  4. Step 4: Simplify right side
    22,960,138,549.81x = 392,873,070,564,243,537,920
  5. Step 5: Solve for x
    x = 392,873,070,564,243,537,920/22,960,138,549.81
  6. Step 6: Final answer
    x = 17,111,093,197.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.