Home / 982,111,292.34-1,355,111,263.68-564,342,865.02

Finding the Fourth Proportional to 982,111,292.34, 1,355,111,263.68 and 564,342,865.02

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Solution

The fourth proportional to 982,111,292.34, 1,355,111,263.68 and 564,342,865.02 is: 778,676,896.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,111,292.34 : 1,355,111,263.68 = 564,342,865.02 : x
  2. Step 2: Convert to fraction form
    982,111,292.34/1,355,111,263.68 = 564,342,865.02/x
  3. Step 3: Cross multiply
    982,111,292.34x = 1,355,111,263.68 × 564,342,865.02
  4. Step 4: Simplify right side
    982,111,292.34x = 764,747,372,966,043,904
  5. Step 5: Solve for x
    x = 764,747,372,966,043,904/982,111,292.34
  6. Step 6: Final answer
    x = 778,676,896.33

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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.