Home / 209,953,033.30-314,929,549.95-188,789,871.70

Finding the Fourth Proportional to 209,953,033.30, 314,929,549.95 and 188,789,871.70

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Solution

The fourth proportional to 209,953,033.30, 314,929,549.95 and 188,789,871.70 is: 283,184,807.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,953,033.30 : 314,929,549.95 = 188,789,871.70 : x
  2. Step 2: Convert to fraction form
    209,953,033.30/314,929,549.95 = 188,789,871.70/x
  3. Step 3: Cross multiply
    209,953,033.30x = 314,929,549.95 × 188,789,871.70
  4. Step 4: Simplify right side
    209,953,033.30x = 59,455,509,329,599,232
  5. Step 5: Solve for x
    x = 59,455,509,329,599,232/209,953,033.30
  6. Step 6: Final answer
    x = 283,184,807.55

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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.