Home / 211,056,095.60-316,584,143.40-89,899,794.80

Finding the Fourth Proportional to 211,056,095.60, 316,584,143.40 and 89,899,794.80

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Solution

The fourth proportional to 211,056,095.60, 316,584,143.40 and 89,899,794.80 is: 134,849,692.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,056,095.60 : 316,584,143.40 = 89,899,794.80 : x
  2. Step 2: Convert to fraction form
    211,056,095.60/316,584,143.40 = 89,899,794.80/x
  3. Step 3: Cross multiply
    211,056,095.60x = 316,584,143.40 × 89,899,794.80
  4. Step 4: Simplify right side
    211,056,095.60x = 28,460,849,528,593,772
  5. Step 5: Solve for x
    x = 28,460,849,528,593,772/211,056,095.60
  6. Step 6: Final answer
    x = 134,849,692.20

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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.