Home / 163,586,175.60-245,170,866.60-86,945,919.60

Finding the Fourth Proportional to 163,586,175.60, 245,170,866.60 and 86,945,919.60

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Solution

The fourth proportional to 163,586,175.60, 245,170,866.60 and 86,945,919.60 is: 130,308,116.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,586,175.60 : 245,170,866.60 = 86,945,919.60 : x
  2. Step 2: Convert to fraction form
    163,586,175.60/245,170,866.60 = 86,945,919.60/x
  3. Step 3: Cross multiply
    163,586,175.60x = 245,170,866.60 × 86,945,919.60
  4. Step 4: Simplify right side
    163,586,175.60x = 21,316,606,455,665,924
  5. Step 5: Solve for x
    x = 21,316,606,455,665,924/163,586,175.60
  6. Step 6: Final answer
    x = 130,308,116.67

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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.