Home / 697,142,003.10-1,045,713,004.65-334,344,947.10

Finding the Fourth Proportional to 697,142,003.10, 1,045,713,004.65 and 334,344,947.10

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Solution

The fourth proportional to 697,142,003.10, 1,045,713,004.65 and 334,344,947.10 is: 501,517,420.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,142,003.10 : 1,045,713,004.65 = 334,344,947.10 : x
  2. Step 2: Convert to fraction form
    697,142,003.10/1,045,713,004.65 = 334,344,947.10/x
  3. Step 3: Cross multiply
    697,142,003.10x = 1,045,713,004.65 × 334,344,947.10
  4. Step 4: Simplify right side
    697,142,003.10x = 349,628,859,221,486,336
  5. Step 5: Solve for x
    x = 349,628,859,221,486,336/697,142,003.10
  6. Step 6: Final answer
    x = 501,517,420.65

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Double scale
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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.