Home / 31,338,916,597.17-47,015,637,049.04-8,954,956,484.91

Finding the Fourth Proportional to 31,338,916,597.17, 47,015,637,049.04 and 8,954,956,484.91

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Solution

The fourth proportional to 31,338,916,597.17, 47,015,637,049.04 and 8,954,956,484.91 is: 13,434,509,855.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,338,916,597.17 : 47,015,637,049.04 = 8,954,956,484.91 : x
  2. Step 2: Convert to fraction form
    31,338,916,597.17/47,015,637,049.04 = 8,954,956,484.91/x
  3. Step 3: Cross multiply
    31,338,916,597.17x = 47,015,637,049.04 × 8,954,956,484.91
  4. Step 4: Simplify right side
    31,338,916,597.17x = 421,022,983,884,430,835,712
  5. Step 5: Solve for x
    x = 421,022,983,884,430,835,712/31,338,916,597.17
  6. Step 6: Final answer
    x = 13,434,509,855.47

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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.