Home / 199,740,305.60-299,610,458.40-56,133,137.60

Finding the Fourth Proportional to 199,740,305.60, 299,610,458.40 and 56,133,137.60

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Solution

The fourth proportional to 199,740,305.60, 299,610,458.40 and 56,133,137.60 is: 84,199,706.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,740,305.60 : 299,610,458.40 = 56,133,137.60 : x
  2. Step 2: Convert to fraction form
    199,740,305.60/299,610,458.40 = 56,133,137.60/x
  3. Step 3: Cross multiply
    199,740,305.60x = 299,610,458.40 × 56,133,137.60
  4. Step 4: Simplify right side
    199,740,305.60x = 16,818,075,087,766,274
  5. Step 5: Solve for x
    x = 16,818,075,087,766,274/199,740,305.60
  6. Step 6: Final answer
    x = 84,199,706.40

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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.