Home / 1,984,814,089.51-2,737,013,220.78-1,315,526,741.95

Finding the Fourth Proportional to 1,984,814,089.51, 2,737,013,220.78 and 1,315,526,741.95

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Solution

The fourth proportional to 1,984,814,089.51, 2,737,013,220.78 and 1,315,526,741.95 is: 1,814,081,280.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,984,814,089.51 : 2,737,013,220.78 = 1,315,526,741.95 : x
  2. Step 2: Convert to fraction form
    1,984,814,089.51/2,737,013,220.78 = 1,315,526,741.95/x
  3. Step 3: Cross multiply
    1,984,814,089.51x = 2,737,013,220.78 × 1,315,526,741.95
  4. Step 4: Simplify right side
    1,984,814,089.51x = 3,600,614,085,006,789,632
  5. Step 5: Solve for x
    x = 3,600,614,085,006,789,632/1,984,814,089.51
  6. Step 6: Final answer
    x = 1,814,081,280.48

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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.