Home / 529,117,095.36-730,197,412.32-290,949,908.16

Finding the Fourth Proportional to 529,117,095.36, 730,197,412.32 and 290,949,908.16

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Solution

The fourth proportional to 529,117,095.36, 730,197,412.32 and 290,949,908.16 is: 401,519,572.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,117,095.36 : 730,197,412.32 = 290,949,908.16 : x
  2. Step 2: Convert to fraction form
    529,117,095.36/730,197,412.32 = 290,949,908.16/x
  3. Step 3: Cross multiply
    529,117,095.36x = 730,197,412.32 × 290,949,908.16
  4. Step 4: Simplify right side
    529,117,095.36x = 212,450,870,053,173,696
  5. Step 5: Solve for x
    x = 212,450,870,053,173,696/529,117,095.36
  6. Step 6: Final answer
    x = 401,519,572.73

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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.