Home / 170,039,386.60-255,059,079.90-83,945,944.60

Finding the Fourth Proportional to 170,039,386.60, 255,059,079.90 and 83,945,944.60

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Solution

The fourth proportional to 170,039,386.60, 255,059,079.90 and 83,945,944.60 is: 125,918,916.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,039,386.60 : 255,059,079.90 = 83,945,944.60 : x
  2. Step 2: Convert to fraction form
    170,039,386.60/255,059,079.90 = 83,945,944.60/x
  3. Step 3: Cross multiply
    170,039,386.60x = 255,059,079.90 × 83,945,944.60
  4. Step 4: Simplify right side
    170,039,386.60x = 21,411,175,391,012,372
  5. Step 5: Solve for x
    x = 21,411,175,391,012,372/170,039,386.60
  6. Step 6: Final answer
    x = 125,918,916.90

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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.