Home / 5,078,487,679.09-7,617,683,045.34-3,087,079,681.17

Finding the Fourth Proportional to 5,078,487,679.09, 7,617,683,045.34 and 3,087,079,681.17

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Solution

The fourth proportional to 5,078,487,679.09, 7,617,683,045.34 and 3,087,079,681.17 is: 4,630,590,056.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,078,487,679.09 : 7,617,683,045.34 = 3,087,079,681.17 : x
  2. Step 2: Convert to fraction form
    5,078,487,679.09/7,617,683,045.34 = 3,087,079,681.17/x
  3. Step 3: Cross multiply
    5,078,487,679.09x = 7,617,683,045.34 × 3,087,079,681.17
  4. Step 4: Simplify right side
    5,078,487,679.09x = 23,516,394,546,883,919,872
  5. Step 5: Solve for x
    x = 23,516,394,546,883,919,872/5,078,487,679.09
  6. Step 6: Final answer
    x = 4,630,590,056.11

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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.