Home / 21,096,576,864.51-29,112,206,931.77-12,523,369,963.61

Finding the Fourth Proportional to 21,096,576,864.51, 29,112,206,931.77 and 12,523,369,963.61

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Solution

The fourth proportional to 21,096,576,864.51, 29,112,206,931.77 and 12,523,369,963.61 is: 17,281,615,885.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,096,576,864.51 : 29,112,206,931.77 = 12,523,369,963.61 : x
  2. Step 2: Convert to fraction form
    21,096,576,864.51/29,112,206,931.77 = 12,523,369,963.61/x
  3. Step 3: Cross multiply
    21,096,576,864.51x = 29,112,206,931.77 × 12,523,369,963.61
  4. Step 4: Simplify right side
    21,096,576,864.51x = 364,582,937,863,519,076,352
  5. Step 5: Solve for x
    x = 364,582,937,863,519,076,352/21,096,576,864.51
  6. Step 6: Final answer
    x = 17,281,615,885.13

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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.