Home / 238,465,759.60-357,698,639.40-208,232,671.60

Finding the Fourth Proportional to 238,465,759.60, 357,698,639.40 and 208,232,671.60

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Solution

The fourth proportional to 238,465,759.60, 357,698,639.40 and 208,232,671.60 is: 312,349,007.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,465,759.60 : 357,698,639.40 = 208,232,671.60 : x
  2. Step 2: Convert to fraction form
    238,465,759.60/357,698,639.40 = 208,232,671.60/x
  3. Step 3: Cross multiply
    238,465,759.60x = 357,698,639.40 × 208,232,671.60
  4. Step 4: Simplify right side
    238,465,759.60x = 74,484,543,309,947,008
  5. Step 5: Solve for x
    x = 74,484,543,309,947,008/238,465,759.60
  6. Step 6: Final answer
    x = 312,349,007.40

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1.5x scale

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.