Home / 136,637,244.72-188,363,280.12-97,410,920.34

Finding the Fourth Proportional to 136,637,244.72, 188,363,280.12 and 97,410,920.34

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Solution

The fourth proportional to 136,637,244.72, 188,363,280.12 and 97,410,920.34 is: 134,287,254.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,637,244.72 : 188,363,280.12 = 97,410,920.34 : x
  2. Step 2: Convert to fraction form
    136,637,244.72/188,363,280.12 = 97,410,920.34/x
  3. Step 3: Cross multiply
    136,637,244.72x = 188,363,280.12 × 97,410,920.34
  4. Step 4: Simplify right side
    136,637,244.72x = 18,348,640,474,750,428
  5. Step 5: Solve for x
    x = 18,348,640,474,750,428/136,637,244.72
  6. Step 6: Final answer
    x = 134,287,254.64

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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.