Home / 199,740,669.60-299,611,004.40-56,133,501.60

Finding the Fourth Proportional to 199,740,669.60, 299,611,004.40 and 56,133,501.60

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Solution

The fourth proportional to 199,740,669.60, 299,611,004.40 and 56,133,501.60 is: 84,200,252.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,740,669.60 : 299,611,004.40 = 56,133,501.60 : x
  2. Step 2: Convert to fraction form
    199,740,669.60/299,611,004.40 = 56,133,501.60/x
  3. Step 3: Cross multiply
    199,740,669.60x = 299,611,004.40 × 56,133,501.60
  4. Step 4: Simplify right side
    199,740,669.60x = 16,818,214,794,865,006
  5. Step 5: Solve for x
    x = 16,818,214,794,865,006/199,740,669.60
  6. Step 6: Final answer
    x = 84,200,252.40

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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.