Home / 5,649,034,112.42-8,474,776,988.81-1,718,638,123.55

Finding the Fourth Proportional to 5,649,034,112.42, 8,474,776,988.81 and 1,718,638,123.55

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Solution

The fourth proportional to 5,649,034,112.42, 8,474,776,988.81 and 1,718,638,123.55 is: 2,578,330,123.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,649,034,112.42 : 8,474,776,988.81 = 1,718,638,123.55 : x
  2. Step 2: Convert to fraction form
    5,649,034,112.42/8,474,776,988.81 = 1,718,638,123.55/x
  3. Step 3: Cross multiply
    5,649,034,112.42x = 8,474,776,988.81 × 1,718,638,123.55
  4. Step 4: Simplify right side
    5,649,034,112.42x = 14,565,074,821,502,171,136
  5. Step 5: Solve for x
    x = 14,565,074,821,502,171,136/5,649,034,112.42
  6. Step 6: Final answer
    x = 2,578,330,123.64

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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.