Home / 1,984,814,088.51-2,737,013,219.40-1,315,526,740.95

Finding the Fourth Proportional to 1,984,814,088.51, 2,737,013,219.40 and 1,315,526,740.95

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Solution

The fourth proportional to 1,984,814,088.51, 2,737,013,219.40 and 1,315,526,740.95 is: 1,814,081,279.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,984,814,088.51 : 2,737,013,219.40 = 1,315,526,740.95 : x
  2. Step 2: Convert to fraction form
    1,984,814,088.51/2,737,013,219.40 = 1,315,526,740.95/x
  3. Step 3: Cross multiply
    1,984,814,088.51x = 2,737,013,219.40 × 1,315,526,740.95
  4. Step 4: Simplify right side
    1,984,814,088.51x = 3,600,614,080,454,349,824
  5. Step 5: Solve for x
    x = 3,600,614,080,454,349,824/1,984,814,088.51
  6. Step 6: Final answer
    x = 1,814,081,279.10

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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.