Home / 130,038,828.04-179,455,318.92-71,301,344.32

Finding the Fourth Proportional to 130,038,828.04, 179,455,318.92 and 71,301,344.32

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Solution

The fourth proportional to 130,038,828.04, 179,455,318.92 and 71,301,344.32 is: 98,396,807.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,038,828.04 : 179,455,318.92 = 71,301,344.32 : x
  2. Step 2: Convert to fraction form
    130,038,828.04/179,455,318.92 = 71,301,344.32/x
  3. Step 3: Cross multiply
    130,038,828.04x = 179,455,318.92 × 71,301,344.32
  4. Step 4: Simplify right side
    130,038,828.04x = 12,795,405,484,370,328
  5. Step 5: Solve for x
    x = 12,795,405,484,370,328/130,038,828.04
  6. Step 6: Final answer
    x = 98,396,807.15

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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.