Home / 130,567,429.60-195,844,056.89-39,683,932.72

Finding the Fourth Proportional to 130,567,429.60, 195,844,056.89 and 39,683,932.72

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Solution

The fourth proportional to 130,567,429.60, 195,844,056.89 and 39,683,932.72 is: 59,523,744.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,567,429.60 : 195,844,056.89 = 39,683,932.72 : x
  2. Step 2: Convert to fraction form
    130,567,429.60/195,844,056.89 = 39,683,932.72/x
  3. Step 3: Cross multiply
    130,567,429.60x = 195,844,056.89 × 39,683,932.72
  4. Step 4: Simplify right side
    130,567,429.60x = 7,771,862,376,546,582
  5. Step 5: Solve for x
    x = 7,771,862,376,546,582/130,567,429.60
  6. Step 6: Final answer
    x = 59,523,744.94

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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.