Home / 751,884,118.77-1,127,824,627.82-424,210,884.20

Finding the Fourth Proportional to 751,884,118.77, 1,127,824,627.82 and 424,210,884.20

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Solution

The fourth proportional to 751,884,118.77, 1,127,824,627.82 and 424,210,884.20 is: 636,315,451.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,884,118.77 : 1,127,824,627.82 = 424,210,884.20 : x
  2. Step 2: Convert to fraction form
    751,884,118.77/1,127,824,627.82 = 424,210,884.20/x
  3. Step 3: Cross multiply
    751,884,118.77x = 1,127,824,627.82 × 424,210,884.20
  4. Step 4: Simplify right side
    751,884,118.77x = 478,435,482,590,058,048
  5. Step 5: Solve for x
    x = 478,435,482,590,058,048/751,884,118.77
  6. Step 6: Final answer
    x = 636,315,451.61

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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.