Home / 293,416,521.40-440,124,782.10-157,367,625.40

Finding the Fourth Proportional to 293,416,521.40, 440,124,782.10 and 157,367,625.40

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Solution

The fourth proportional to 293,416,521.40, 440,124,782.10 and 157,367,625.40 is: 236,051,438.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,416,521.40 : 440,124,782.10 = 157,367,625.40 : x
  2. Step 2: Convert to fraction form
    293,416,521.40/440,124,782.10 = 157,367,625.40/x
  3. Step 3: Cross multiply
    293,416,521.40x = 440,124,782.10 × 157,367,625.40
  4. Step 4: Simplify right side
    293,416,521.40x = 69,261,391,838,769,432
  5. Step 5: Solve for x
    x = 69,261,391,838,769,432/293,416,521.40
  6. Step 6: Final answer
    x = 236,051,438.10

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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.