Home / 27,991,563,799.62-42,017,225,099.95-12,063,760,700.31

Finding the Fourth Proportional to 27,991,563,799.62, 42,017,225,099.95 and 12,063,760,700.31

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Solution

The fourth proportional to 27,991,563,799.62, 42,017,225,099.95 and 12,063,760,700.31 is: 18,108,518,428.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,991,563,799.62 : 42,017,225,099.95 = 12,063,760,700.31 : x
  2. Step 2: Convert to fraction form
    27,991,563,799.62/42,017,225,099.95 = 12,063,760,700.31/x
  3. Step 3: Cross multiply
    27,991,563,799.62x = 42,017,225,099.95 × 12,063,760,700.31
  4. Step 4: Simplify right side
    27,991,563,799.62x = 506,885,748,896,831,569,920
  5. Step 5: Solve for x
    x = 506,885,748,896,831,569,920/27,991,563,799.62
  6. Step 6: Final answer
    x = 18,108,518,428.10

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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.