Home / 434,122,750,611.36-598,673,628,914.40-287,402,958,675.36

Finding the Fourth Proportional to 434,122,750,611.36, 598,673,628,914.40 and 287,402,958,675.36

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Solution

The fourth proportional to 434,122,750,611.36, 598,673,628,914.40 and 287,402,958,675.36 is: 396,340,832,146.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,122,750,611.36 : 598,673,628,914.40 = 287,402,958,675.36 : x
  2. Step 2: Convert to fraction form
    434,122,750,611.36/598,673,628,914.40 = 287,402,958,675.36/x
  3. Step 3: Cross multiply
    434,122,750,611.36x = 598,673,628,914.40 × 287,402,958,675.36
  4. Step 4: Simplify right side
    434,122,750,611.36x = 172,060,572,230,913,104,019,456
  5. Step 5: Solve for x
    x = 172,060,572,230,913,104,019,456/434,122,750,611.36
  6. Step 6: Final answer
    x = 396,340,832,146.22

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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.