Home / 683,271,314.40-1,024,906,971.60-314,805,554.40

Finding the Fourth Proportional to 683,271,314.40, 1,024,906,971.60 and 314,805,554.40

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Solution

The fourth proportional to 683,271,314.40, 1,024,906,971.60 and 314,805,554.40 is: 472,208,331.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,271,314.40 : 1,024,906,971.60 = 314,805,554.40 : x
  2. Step 2: Convert to fraction form
    683,271,314.40/1,024,906,971.60 = 314,805,554.40/x
  3. Step 3: Cross multiply
    683,271,314.40x = 1,024,906,971.60 × 314,805,554.40
  4. Step 4: Simplify right side
    683,271,314.40x = 322,646,407,402,963,008
  5. Step 5: Solve for x
    x = 322,646,407,402,963,008/683,271,314.40
  6. Step 6: Final answer
    x = 472,208,331.60

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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.