Home / 293,797,004.40-440,191,621.80-140,112,140.40

Finding the Fourth Proportional to 293,797,004.40, 440,191,621.80 and 140,112,140.40

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Solution

The fourth proportional to 293,797,004.40, 440,191,621.80 and 140,112,140.40 is: 209,927,907.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,797,004.40 : 440,191,621.80 = 140,112,140.40 : x
  2. Step 2: Convert to fraction form
    293,797,004.40/440,191,621.80 = 140,112,140.40/x
  3. Step 3: Cross multiply
    293,797,004.40x = 440,191,621.80 × 140,112,140.40
  4. Step 4: Simplify right side
    293,797,004.40x = 61,676,190,316,545,304
  5. Step 5: Solve for x
    x = 61,676,190,316,545,304/293,797,004.40
  6. Step 6: Final answer
    x = 209,927,907.34

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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.