Home / 1,486,869,366.06-2,051,880,772.86-817,865,306.28

Finding the Fourth Proportional to 1,486,869,366.06, 2,051,880,772.86 and 817,865,306.28

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Solution

The fourth proportional to 1,486,869,366.06, 2,051,880,772.86 and 817,865,306.28 is: 1,128,654,698.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,486,869,366.06 : 2,051,880,772.86 = 817,865,306.28 : x
  2. Step 2: Convert to fraction form
    1,486,869,366.06/2,051,880,772.86 = 817,865,306.28/x
  3. Step 3: Cross multiply
    1,486,869,366.06x = 2,051,880,772.86 × 817,865,306.28
  4. Step 4: Simplify right side
    1,486,869,366.06x = 1,678,162,096,745,186,816
  5. Step 5: Solve for x
    x = 1,678,162,096,745,186,816/1,486,869,366.06
  6. Step 6: Final answer
    x = 1,128,654,698.96

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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.