Home / 152,608,496.57-210,597,725.14-82,992,393.71

Finding the Fourth Proportional to 152,608,496.57, 210,597,725.14 and 82,992,393.71

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Solution

The fourth proportional to 152,608,496.57, 210,597,725.14 and 82,992,393.71 is: 114,528,415.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,608,496.57 : 210,597,725.14 = 82,992,393.71 : x
  2. Step 2: Convert to fraction form
    152,608,496.57/210,597,725.14 = 82,992,393.71/x
  3. Step 3: Cross multiply
    152,608,496.57x = 210,597,725.14 × 82,992,393.71
  4. Step 4: Simplify right side
    152,608,496.57x = 17,478,009,319,249,242
  5. Step 5: Solve for x
    x = 17,478,009,319,249,242/152,608,496.57
  6. Step 6: Final answer
    x = 114,528,415.60

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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.