Home / 344,826,709,762.40-517,240,064,643.60-203,771,214,389.60

Finding the Fourth Proportional to 344,826,709,762.40, 517,240,064,643.60 and 203,771,214,389.60

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Solution

The fourth proportional to 344,826,709,762.40, 517,240,064,643.60 and 203,771,214,389.60 is: 305,656,821,584.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,826,709,762.40 : 517,240,064,643.60 = 203,771,214,389.60 : x
  2. Step 2: Convert to fraction form
    344,826,709,762.40/517,240,064,643.60 = 203,771,214,389.60/x
  3. Step 3: Cross multiply
    344,826,709,762.40x = 517,240,064,643.60 × 203,771,214,389.60
  4. Step 4: Simplify right side
    344,826,709,762.40x = 105,398,636,103,381,570,027,520
  5. Step 5: Solve for x
    x = 105,398,636,103,381,570,027,520/344,826,709,762.40
  6. Step 6: Final answer
    x = 305,656,821,584.40

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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.