Home / 27,991,563,800.05-42,017,225,100.58-12,063,760,700.74

Finding the Fourth Proportional to 27,991,563,800.05, 42,017,225,100.58 and 12,063,760,700.74

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Solution

The fourth proportional to 27,991,563,800.05, 42,017,225,100.58 and 12,063,760,700.74 is: 18,108,518,428.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,991,563,800.05 : 42,017,225,100.58 = 12,063,760,700.74 : x
  2. Step 2: Convert to fraction form
    27,991,563,800.05/42,017,225,100.58 = 12,063,760,700.74/x
  3. Step 3: Cross multiply
    27,991,563,800.05x = 42,017,225,100.58 × 12,063,760,700.74
  4. Step 4: Simplify right side
    27,991,563,800.05x = 506,885,748,922,673,463,296
  5. Step 5: Solve for x
    x = 506,885,748,922,673,463,296/27,991,563,800.05
  6. Step 6: Final answer
    x = 18,108,518,428.75

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1.5x scale

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.