Home / 1,758,867,181.20-2,640,904,176.60-984,060,320.40

Finding the Fourth Proportional to 1,758,867,181.20, 2,640,904,176.60 and 984,060,320.40

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Solution

The fourth proportional to 1,758,867,181.20, 2,640,904,176.60 and 984,060,320.40 is: 1,477,547,047.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,758,867,181.20 : 2,640,904,176.60 = 984,060,320.40 : x
  2. Step 2: Convert to fraction form
    1,758,867,181.20/2,640,904,176.60 = 984,060,320.40/x
  3. Step 3: Cross multiply
    1,758,867,181.20x = 2,640,904,176.60 × 984,060,320.40
  4. Step 4: Simplify right side
    1,758,867,181.20x = 2,598,809,010,170,694,144
  5. Step 5: Solve for x
    x = 2,598,809,010,170,694,144/1,758,867,181.20
  6. Step 6: Final answer
    x = 1,477,547,047.30

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1.5x scale

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.