Home / 120,946,346.64-181,420,184.36-30,069,935.64

Finding the Fourth Proportional to 120,946,346.64, 181,420,184.36 and 30,069,935.64

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Solution

The fourth proportional to 120,946,346.64, 181,420,184.36 and 30,069,935.64 is: 45,105,068.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,946,346.64 : 181,420,184.36 = 30,069,935.64 : x
  2. Step 2: Convert to fraction form
    120,946,346.64/181,420,184.36 = 30,069,935.64/x
  3. Step 3: Cross multiply
    120,946,346.64x = 181,420,184.36 × 30,069,935.64
  4. Step 4: Simplify right side
    120,946,346.64x = 5,455,293,267,502,135
  5. Step 5: Solve for x
    x = 5,455,293,267,502,135/120,946,346.64
  6. Step 6: Final answer
    x = 45,105,068.64

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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.