Home / 122,532,768.40-183,799,152.60-45,845,832.10

Finding the Fourth Proportional to 122,532,768.40, 183,799,152.60 and 45,845,832.10

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Solution

The fourth proportional to 122,532,768.40, 183,799,152.60 and 45,845,832.10 is: 68,768,748.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,532,768.40 : 183,799,152.60 = 45,845,832.10 : x
  2. Step 2: Convert to fraction form
    122,532,768.40/183,799,152.60 = 45,845,832.10/x
  3. Step 3: Cross multiply
    122,532,768.40x = 183,799,152.60 × 45,845,832.10
  4. Step 4: Simplify right side
    122,532,768.40x = 8,426,425,090,221,878
  5. Step 5: Solve for x
    x = 8,426,425,090,221,878/122,532,768.40
  6. Step 6: Final answer
    x = 68,768,748.15

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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.