Home / 209,952,200.05-314,928,300.08-188,789,038.45

Finding the Fourth Proportional to 209,952,200.05, 314,928,300.08 and 188,789,038.45

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Solution

The fourth proportional to 209,952,200.05, 314,928,300.08 and 188,789,038.45 is: 283,183,557.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,200.05 : 314,928,300.08 = 188,789,038.45 : x
  2. Step 2: Convert to fraction form
    209,952,200.05/314,928,300.08 = 188,789,038.45/x
  3. Step 3: Cross multiply
    209,952,200.05x = 314,928,300.08 × 188,789,038.45
  4. Step 4: Simplify right side
    209,952,200.05x = 59,455,010,952,796,248
  5. Step 5: Solve for x
    x = 59,455,010,952,796,248/209,952,200.05
  6. Step 6: Final answer
    x = 283,183,557.68

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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.