Home / 1,726,277,675.40-2,589,416,513.10-988,590,328.20

Finding the Fourth Proportional to 1,726,277,675.40, 2,589,416,513.10 and 988,590,328.20

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Solution

The fourth proportional to 1,726,277,675.40, 2,589,416,513.10 and 988,590,328.20 is: 1,482,885,492.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,726,277,675.40 : 2,589,416,513.10 = 988,590,328.20 : x
  2. Step 2: Convert to fraction form
    1,726,277,675.40/2,589,416,513.10 = 988,590,328.20/x
  3. Step 3: Cross multiply
    1,726,277,675.40x = 2,589,416,513.10 × 988,590,328.20
  4. Step 4: Simplify right side
    1,726,277,675.40x = 2,559,872,120,532,028,416
  5. Step 5: Solve for x
    x = 2,559,872,120,532,028,416/1,726,277,675.40
  6. Step 6: Final answer
    x = 1,482,885,492.30

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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.