Home / 130,258,345.02-179,759,087.01-71,520,496.26

Finding the Fourth Proportional to 130,258,345.02, 179,759,087.01 and 71,520,496.26

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Solution

The fourth proportional to 130,258,345.02, 179,759,087.01 and 71,520,496.26 is: 98,699,696.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,258,345.02 : 179,759,087.01 = 71,520,496.26 : x
  2. Step 2: Convert to fraction form
    130,258,345.02/179,759,087.01 = 71,520,496.26/x
  3. Step 3: Cross multiply
    130,258,345.02x = 179,759,087.01 × 71,520,496.26
  4. Step 4: Simplify right side
    130,258,345.02x = 12,856,459,110,199,720
  5. Step 5: Solve for x
    x = 12,856,459,110,199,720/130,258,345.02
  6. Step 6: Final answer
    x = 98,699,696.42

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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.