Home / 764,465,276.40-1,141,117,027.26-655,987,539.36

Finding the Fourth Proportional to 764,465,276.40, 1,141,117,027.26 and 655,987,539.36

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Solution

The fourth proportional to 764,465,276.40, 1,141,117,027.26 and 655,987,539.36 is: 979,192,350.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,465,276.40 : 1,141,117,027.26 = 655,987,539.36 : x
  2. Step 2: Convert to fraction form
    764,465,276.40/1,141,117,027.26 = 655,987,539.36/x
  3. Step 3: Cross multiply
    764,465,276.40x = 1,141,117,027.26 × 655,987,539.36
  4. Step 4: Simplify right side
    764,465,276.40x = 748,558,550,834,085,504
  5. Step 5: Solve for x
    x = 748,558,550,834,085,504/764,465,276.40
  6. Step 6: Final answer
    x = 979,192,350.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.