Home / 173,478,146.13-239,397,608.22-99,137,855.37

Finding the Fourth Proportional to 173,478,146.13, 239,397,608.22 and 99,137,855.37

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Solution

The fourth proportional to 173,478,146.13, 239,397,608.22 and 99,137,855.37 is: 136,808,964.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,478,146.13 : 239,397,608.22 = 99,137,855.37 : x
  2. Step 2: Convert to fraction form
    173,478,146.13/239,397,608.22 = 99,137,855.37/x
  3. Step 3: Cross multiply
    173,478,146.13x = 239,397,608.22 × 99,137,855.37
  4. Step 4: Simplify right side
    173,478,146.13x = 23,733,365,459,638,284
  5. Step 5: Solve for x
    x = 23,733,365,459,638,284/173,478,146.13
  6. Step 6: Final answer
    x = 136,808,964.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.