Home / 152,208,722.64-209,703,292.56-144,952,781.52

Finding the Fourth Proportional to 152,208,722.64, 209,703,292.56 and 144,952,781.52

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Solution

The fourth proportional to 152,208,722.64, 209,703,292.56 and 144,952,781.52 is: 199,706,528.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,208,722.64 : 209,703,292.56 = 144,952,781.52 : x
  2. Step 2: Convert to fraction form
    152,208,722.64/209,703,292.56 = 144,952,781.52/x
  3. Step 3: Cross multiply
    152,208,722.64x = 209,703,292.56 × 144,952,781.52
  4. Step 4: Simplify right side
    152,208,722.64x = 30,397,075,550,474,324
  5. Step 5: Solve for x
    x = 30,397,075,550,474,324/152,208,722.64
  6. Step 6: Final answer
    x = 199,706,528.14

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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.