Home / 130,161,084.14-179,621,802.24-71,424,732

Finding the Fourth Proportional to 130,161,084.14, 179,621,802.24 and 71,424,732

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Solution

The fourth proportional to 130,161,084.14, 179,621,802.24 and 71,424,732 is: 98,565,859.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,161,084.14 : 179,621,802.24 = 71,424,732 : x
  2. Step 2: Convert to fraction form
    130,161,084.14/179,621,802.24 = 71,424,732/x
  3. Step 3: Cross multiply
    130,161,084.14x = 179,621,802.24 × 71,424,732
  4. Step 4: Simplify right side
    130,161,084.14x = 12,829,439,086,349,000
  5. Step 5: Solve for x
    x = 12,829,439,086,349,000/130,161,084.14
  6. Step 6: Final answer
    x = 98,565,859.15

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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.