Home / 982,373,448.96-1,355,654,643.33-536,315,254.70

Finding the Fourth Proportional to 982,373,448.96, 1,355,654,643.33 and 536,315,254.70

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Solution

The fourth proportional to 982,373,448.96, 1,355,654,643.33 and 536,315,254.70 is: 740,103,741.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,373,448.96 : 1,355,654,643.33 = 536,315,254.70 : x
  2. Step 2: Convert to fraction form
    982,373,448.96/1,355,654,643.33 = 536,315,254.70/x
  3. Step 3: Cross multiply
    982,373,448.96x = 1,355,654,643.33 × 536,315,254.70
  4. Step 4: Simplify right side
    982,373,448.96x = 727,058,265,315,988,224
  5. Step 5: Solve for x
    x = 727,058,265,315,988,224/982,373,448.96
  6. Step 6: Final answer
    x = 740,103,741.69

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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.