Home / 27,991,563,800.55-42,017,225,101.34-12,063,760,701.25

Finding the Fourth Proportional to 27,991,563,800.55, 42,017,225,101.34 and 12,063,760,701.25

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Solution

The fourth proportional to 27,991,563,800.55, 42,017,225,101.34 and 12,063,760,701.25 is: 18,108,518,429.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,991,563,800.55 : 42,017,225,101.34 = 12,063,760,701.25 : x
  2. Step 2: Convert to fraction form
    27,991,563,800.55/42,017,225,101.34 = 12,063,760,701.25/x
  3. Step 3: Cross multiply
    27,991,563,800.55x = 42,017,225,101.34 × 12,063,760,701.25
  4. Step 4: Simplify right side
    27,991,563,800.55x = 506,885,748,952,850,169,856
  5. Step 5: Solve for x
    x = 506,885,748,952,850,169,856/27,991,563,800.55
  6. Step 6: Final answer
    x = 18,108,518,429.51

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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.