Home / 200,346,988.90-276,464,890.24-111,038,058.72

Finding the Fourth Proportional to 200,346,988.90, 276,464,890.24 and 111,038,058.72

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Solution

The fourth proportional to 200,346,988.90, 276,464,890.24 and 111,038,058.72 is: 153,224,787.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,346,988.90 : 276,464,890.24 = 111,038,058.72 : x
  2. Step 2: Convert to fraction form
    200,346,988.90/276,464,890.24 = 111,038,058.72/x
  3. Step 3: Cross multiply
    200,346,988.90x = 276,464,890.24 × 111,038,058.72
  4. Step 4: Simplify right side
    200,346,988.90x = 30,698,124,716,487,476
  5. Step 5: Solve for x
    x = 30,698,124,716,487,476/200,346,988.90
  6. Step 6: Final answer
    x = 153,224,787.08

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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.