Home / 926,193,630.40-1,388,014,987.20-614,414,910.40

Finding the Fourth Proportional to 926,193,630.40, 1,388,014,987.20 and 614,414,910.40

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Solution

The fourth proportional to 926,193,630.40, 1,388,014,987.20 and 614,414,910.40 is: 920,776,256.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,193,630.40 : 1,388,014,987.20 = 614,414,910.40 : x
  2. Step 2: Convert to fraction form
    926,193,630.40/1,388,014,987.20 = 614,414,910.40/x
  3. Step 3: Cross multiply
    926,193,630.40x = 1,388,014,987.20 × 614,414,910.40
  4. Step 4: Simplify right side
    926,193,630.40x = 852,817,103,994,345,088
  5. Step 5: Solve for x
    x = 852,817,103,994,345,088/926,193,630.40
  6. Step 6: Final answer
    x = 920,776,256.72

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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.