Home / 839,294,076.20-1,258,941,114.30-788,233,749.80

Finding the Fourth Proportional to 839,294,076.20, 1,258,941,114.30 and 788,233,749.80

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Solution

The fourth proportional to 839,294,076.20, 1,258,941,114.30 and 788,233,749.80 is: 1,182,350,624.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,294,076.20 : 1,258,941,114.30 = 788,233,749.80 : x
  2. Step 2: Convert to fraction form
    839,294,076.20/1,258,941,114.30 = 788,233,749.80/x
  3. Step 3: Cross multiply
    839,294,076.20x = 1,258,941,114.30 × 788,233,749.80
  4. Step 4: Simplify right side
    839,294,076.20x = 992,339,875,302,079,360
  5. Step 5: Solve for x
    x = 992,339,875,302,079,360/839,294,076.20
  6. Step 6: Final answer
    x = 1,182,350,624.70

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1.5x scale

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.