Home / 152,865,374.62-210,952,748.60-83,251,918.02

Finding the Fourth Proportional to 152,865,374.62, 210,952,748.60 and 83,251,918.02

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Solution

The fourth proportional to 152,865,374.62, 210,952,748.60 and 83,251,918.02 is: 114,886,847.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,865,374.62 : 210,952,748.60 = 83,251,918.02 : x
  2. Step 2: Convert to fraction form
    152,865,374.62/210,952,748.60 = 83,251,918.02/x
  3. Step 3: Cross multiply
    152,865,374.62x = 210,952,748.60 × 83,251,918.02
  4. Step 4: Simplify right side
    152,865,374.62x = 17,562,220,932,540,868
  5. Step 5: Solve for x
    x = 17,562,220,932,540,868/152,865,374.62
  6. Step 6: Final answer
    x = 114,886,847.18

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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.