Home / 839,732,509.60-1,258,674,975.60-294,193,232.80

Finding the Fourth Proportional to 839,732,509.60, 1,258,674,975.60 and 294,193,232.80

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Solution

The fourth proportional to 839,732,509.60, 1,258,674,975.60 and 294,193,232.80 is: 440,966,207.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,732,509.60 : 1,258,674,975.60 = 294,193,232.80 : x
  2. Step 2: Convert to fraction form
    839,732,509.60/1,258,674,975.60 = 294,193,232.80/x
  3. Step 3: Cross multiply
    839,732,509.60x = 1,258,674,975.60 × 294,193,232.80
  4. Step 4: Simplify right side
    839,732,509.60x = 370,293,660,116,225,088
  5. Step 5: Solve for x
    x = 370,293,660,116,225,088/839,732,509.60
  6. Step 6: Final answer
    x = 440,966,207.55

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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.