Home / 122,490,232.20-183,735,348.30-77,140,600.20

Finding the Fourth Proportional to 122,490,232.20, 183,735,348.30 and 77,140,600.20

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Solution

The fourth proportional to 122,490,232.20, 183,735,348.30 and 77,140,600.20 is: 115,710,900.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,490,232.20 : 183,735,348.30 = 77,140,600.20 : x
  2. Step 2: Convert to fraction form
    122,490,232.20/183,735,348.30 = 77,140,600.20/x
  3. Step 3: Cross multiply
    122,490,232.20x = 183,735,348.30 × 77,140,600.20
  4. Step 4: Simplify right side
    122,490,232.20x = 14,173,455,045,818,052
  5. Step 5: Solve for x
    x = 14,173,455,045,818,052/122,490,232.20
  6. Step 6: Final answer
    x = 115,710,900.30

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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.