Home / 982,296,807.84-1,355,561,280.72-542,254,212

Finding the Fourth Proportional to 982,296,807.84, 1,355,561,280.72 and 542,254,212

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Solution

The fourth proportional to 982,296,807.84, 1,355,561,280.72 and 542,254,212 is: 748,306,222.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,296,807.84 : 1,355,561,280.72 = 542,254,212 : x
  2. Step 2: Convert to fraction form
    982,296,807.84/1,355,561,280.72 = 542,254,212/x
  3. Step 3: Cross multiply
    982,296,807.84x = 1,355,561,280.72 × 542,254,212
  4. Step 4: Simplify right side
    982,296,807.84x = 735,058,814,094,534,400
  5. Step 5: Solve for x
    x = 735,058,814,094,534,400/982,296,807.84
  6. Step 6: Final answer
    x = 748,306,222.95

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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.