Home / 1,195,282,706.37-1,649,492,335.83-666,680,763.88

Finding the Fourth Proportional to 1,195,282,706.37, 1,649,492,335.83 and 666,680,763.88

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Solution

The fourth proportional to 1,195,282,706.37, 1,649,492,335.83 and 666,680,763.88 is: 920,020,681.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,282,706.37 : 1,649,492,335.83 = 666,680,763.88 : x
  2. Step 2: Convert to fraction form
    1,195,282,706.37/1,649,492,335.83 = 666,680,763.88/x
  3. Step 3: Cross multiply
    1,195,282,706.37x = 1,649,492,335.83 × 666,680,763.88
  4. Step 4: Simplify right side
    1,195,282,706.37x = 1,099,684,810,465,349,888
  5. Step 5: Solve for x
    x = 1,099,684,810,465,349,888/1,195,282,706.37
  6. Step 6: Final answer
    x = 920,020,681.81

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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.