Home / 238,465,758.60-357,698,637.90-208,232,670.60

Finding the Fourth Proportional to 238,465,758.60, 357,698,637.90 and 208,232,670.60

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Solution

The fourth proportional to 238,465,758.60, 357,698,637.90 and 208,232,670.60 is: 312,349,005.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,465,758.60 : 357,698,637.90 = 208,232,670.60 : x
  2. Step 2: Convert to fraction form
    238,465,758.60/357,698,637.90 = 208,232,670.60/x
  3. Step 3: Cross multiply
    238,465,758.60x = 357,698,637.90 × 208,232,670.60
  4. Step 4: Simplify right side
    238,465,758.60x = 74,484,542,639,899,376
  5. Step 5: Solve for x
    x = 74,484,542,639,899,376/238,465,758.60
  6. Step 6: Final answer
    x = 312,349,005.90

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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.