Home / 438,824,569.16-605,578,714.81-237,880,822.16

Finding the Fourth Proportional to 438,824,569.16, 605,578,714.81 and 237,880,822.16

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Solution

The fourth proportional to 438,824,569.16, 605,578,714.81 and 237,880,822.16 is: 328,275,973.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,824,569.16 : 605,578,714.81 = 237,880,822.16 : x
  2. Step 2: Convert to fraction form
    438,824,569.16/605,578,714.81 = 237,880,822.16/x
  3. Step 3: Cross multiply
    438,824,569.16x = 605,578,714.81 × 237,880,822.16
  4. Step 4: Simplify right side
    438,824,569.16x = 144,055,562,562,518,208
  5. Step 5: Solve for x
    x = 144,055,562,562,518,208/438,824,569.16
  6. Step 6: Final answer
    x = 328,275,973.33

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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.