Home / 211,348,209.60-291,662,641.98-118,526,724.54

Finding the Fourth Proportional to 211,348,209.60, 291,662,641.98 and 118,526,724.54

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Solution

The fourth proportional to 211,348,209.60, 291,662,641.98 and 118,526,724.54 is: 163,568,064.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,348,209.60 : 291,662,641.98 = 118,526,724.54 : x
  2. Step 2: Convert to fraction form
    211,348,209.60/291,662,641.98 = 118,526,724.54/x
  3. Step 3: Cross multiply
    211,348,209.60x = 291,662,641.98 × 118,526,724.54
  4. Step 4: Simplify right side
    211,348,209.60x = 34,569,817,624,572,104
  5. Step 5: Solve for x
    x = 34,569,817,624,572,104/211,348,209.60
  6. Step 6: Final answer
    x = 163,568,064.71

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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.