Home / 1,019,448,208.20-1,526,904,830.70-838,049,680.20

Finding the Fourth Proportional to 1,019,448,208.20, 1,526,904,830.70 and 838,049,680.20

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Solution

The fourth proportional to 1,019,448,208.20, 1,526,904,830.70 and 838,049,680.20 is: 1,255,210,509.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,448,208.20 : 1,526,904,830.70 = 838,049,680.20 : x
  2. Step 2: Convert to fraction form
    1,019,448,208.20/1,526,904,830.70 = 838,049,680.20/x
  3. Step 3: Cross multiply
    1,019,448,208.20x = 1,526,904,830.70 × 838,049,680.20
  4. Step 4: Simplify right side
    1,019,448,208.20x = 1,279,622,105,063,970,304
  5. Step 5: Solve for x
    x = 1,279,622,105,063,970,304/1,019,448,208.20
  6. Step 6: Final answer
    x = 1,255,210,509.74

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Find fourth proportional to 1,019,448,209.20, 1,526,904,832.20 and 838,049,681.20
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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.