Home / 857,442,191.38-1,182,833,947.76-560,258,168.02

Finding the Fourth Proportional to 857,442,191.38, 1,182,833,947.76 and 560,258,168.02

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Solution

The fourth proportional to 857,442,191.38, 1,182,833,947.76 and 560,258,168.02 is: 772,871,206.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,442,191.38 : 1,182,833,947.76 = 560,258,168.02 : x
  2. Step 2: Convert to fraction form
    857,442,191.38/1,182,833,947.76 = 560,258,168.02/x
  3. Step 3: Cross multiply
    857,442,191.38x = 1,182,833,947.76 × 560,258,168.02
  4. Step 4: Simplify right side
    857,442,191.38x = 662,692,380,643,881,984
  5. Step 5: Solve for x
    x = 662,692,380,643,881,984/857,442,191.38
  6. Step 6: Final answer
    x = 772,871,206.14

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1.5x scale

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.