Home / 839,271,177.32-1,158,197,825.44-457,801,525.40

Finding the Fourth Proportional to 839,271,177.32, 1,158,197,825.44 and 457,801,525.40

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Solution

The fourth proportional to 839,271,177.32, 1,158,197,825.44 and 457,801,525.40 is: 631,768,069.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,271,177.32 : 1,158,197,825.44 = 457,801,525.40 : x
  2. Step 2: Convert to fraction form
    839,271,177.32/1,158,197,825.44 = 457,801,525.40/x
  3. Step 3: Cross multiply
    839,271,177.32x = 1,158,197,825.44 × 457,801,525.40
  4. Step 4: Simplify right side
    839,271,177.32x = 530,224,731,201,394,944
  5. Step 5: Solve for x
    x = 530,224,731,201,394,944/839,271,177.32
  6. Step 6: Final answer
    x = 631,768,069.17

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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.