Home / 709,853,409.60-1,064,780,114.40-682,643,630.40

Finding the Fourth Proportional to 709,853,409.60, 1,064,780,114.40 and 682,643,630.40

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Solution

The fourth proportional to 709,853,409.60, 1,064,780,114.40 and 682,643,630.40 is: 1,023,965,445.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,853,409.60 : 1,064,780,114.40 = 682,643,630.40 : x
  2. Step 2: Convert to fraction form
    709,853,409.60/1,064,780,114.40 = 682,643,630.40/x
  3. Step 3: Cross multiply
    709,853,409.60x = 1,064,780,114.40 × 682,643,630.40
  4. Step 4: Simplify right side
    709,853,409.60x = 726,865,362,871,743,232
  5. Step 5: Solve for x
    x = 726,865,362,871,743,232/709,853,409.60
  6. Step 6: Final answer
    x = 1,023,965,445.60

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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.