Home / 152,319,577.92-210,195,124.37-82,703,365.71

Finding the Fourth Proportional to 152,319,577.92, 210,195,124.37 and 82,703,365.71

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Solution

The fourth proportional to 152,319,577.92, 210,195,124.37 and 82,703,365.71 is: 114,127,444.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,319,577.92 : 210,195,124.37 = 82,703,365.71 : x
  2. Step 2: Convert to fraction form
    152,319,577.92/210,195,124.37 = 82,703,365.71/x
  3. Step 3: Cross multiply
    152,319,577.92x = 210,195,124.37 × 82,703,365.71
  4. Step 4: Simplify right side
    152,319,577.92x = 17,383,844,240,339,432
  5. Step 5: Solve for x
    x = 17,383,844,240,339,432/152,319,577.92
  6. Step 6: Final answer
    x = 114,127,444.93

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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.