Home / 19,363,042,674.27-26,720,727,272.15-10,789,830,657.81

Finding the Fourth Proportional to 19,363,042,674.27, 26,720,727,272.15 and 10,789,830,657.81

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Solution

The fourth proportional to 19,363,042,674.27, 26,720,727,272.15 and 10,789,830,657.81 is: 14,889,814,951.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,363,042,674.27 : 26,720,727,272.15 = 10,789,830,657.81 : x
  2. Step 2: Convert to fraction form
    19,363,042,674.27/26,720,727,272.15 = 10,789,830,657.81/x
  3. Step 3: Cross multiply
    19,363,042,674.27x = 26,720,727,272.15 × 10,789,830,657.81
  4. Step 4: Simplify right side
    19,363,042,674.27x = 288,312,122,319,969,878,016
  5. Step 5: Solve for x
    x = 288,312,122,319,969,878,016/19,363,042,674.27
  6. Step 6: Final answer
    x = 14,889,814,951.61

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Double scale
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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.