Home / 31,676,718,265.24-43,717,618,746.32-18,816,409,034.20

Finding the Fourth Proportional to 31,676,718,265.24, 43,717,618,746.32 and 18,816,409,034.20

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Solution

The fourth proportional to 31,676,718,265.24, 43,717,618,746.32 and 18,816,409,034.20 is: 25,968,870,557.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,676,718,265.24 : 43,717,618,746.32 = 18,816,409,034.20 : x
  2. Step 2: Convert to fraction form
    31,676,718,265.24/43,717,618,746.32 = 18,816,409,034.20/x
  3. Step 3: Cross multiply
    31,676,718,265.24x = 43,717,618,746.32 × 18,816,409,034.20
  4. Step 4: Simplify right side
    31,676,718,265.24x = 822,608,596,331,966,889,984
  5. Step 5: Solve for x
    x = 822,608,596,331,966,889,984/31,676,718,265.24
  6. Step 6: Final answer
    x = 25,968,870,557.99

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1.5x scale

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.