Home / 906,960,459.60-1,360,573,399.80-293,440,280.40

Finding the Fourth Proportional to 906,960,459.60, 1,360,573,399.80 and 293,440,280.40

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Solution

The fourth proportional to 906,960,459.60, 1,360,573,399.80 and 293,440,280.40 is: 440,203,358.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,960,459.60 : 1,360,573,399.80 = 293,440,280.40 : x
  2. Step 2: Convert to fraction form
    906,960,459.60/1,360,573,399.80 = 293,440,280.40/x
  3. Step 3: Cross multiply
    906,960,459.60x = 1,360,573,399.80 × 293,440,280.40
  4. Step 4: Simplify right side
    906,960,459.60x = 399,247,039,942,093,248
  5. Step 5: Solve for x
    x = 399,247,039,942,093,248/906,960,459.60
  6. Step 6: Final answer
    x = 440,203,358.06

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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.