Home / 252,073,328.81-347,885,992.12-152,946,296.28

Finding the Fourth Proportional to 252,073,328.81, 347,885,992.12 and 152,946,296.28

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Solution

The fourth proportional to 252,073,328.81, 347,885,992.12 and 152,946,296.28 is: 211,080,935.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,073,328.81 : 347,885,992.12 = 152,946,296.28 : x
  2. Step 2: Convert to fraction form
    252,073,328.81/347,885,992.12 = 152,946,296.28/x
  3. Step 3: Cross multiply
    252,073,328.81x = 347,885,992.12 × 152,946,296.28
  4. Step 4: Simplify right side
    252,073,328.81x = 53,207,874,021,921,128
  5. Step 5: Solve for x
    x = 53,207,874,021,921,128/252,073,328.81
  6. Step 6: Final answer
    x = 211,080,935.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.