Home / 242,792,312.36-335,053,154.30-131,282,886.17

Finding the Fourth Proportional to 242,792,312.36, 335,053,154.30 and 131,282,886.17

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Solution

The fourth proportional to 242,792,312.36, 335,053,154.30 and 131,282,886.17 is: 181,170,254.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,792,312.36 : 335,053,154.30 = 131,282,886.17 : x
  2. Step 2: Convert to fraction form
    242,792,312.36/335,053,154.30 = 131,282,886.17/x
  3. Step 3: Cross multiply
    242,792,312.36x = 335,053,154.30 × 131,282,886.17
  4. Step 4: Simplify right side
    242,792,312.36x = 43,986,745,117,047,568
  5. Step 5: Solve for x
    x = 43,986,745,117,047,568/242,792,312.36
  6. Step 6: Final answer
    x = 181,170,254.90

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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.