Home / 835,129,979.02-1,152,351,257.42-482,637,901.18

Finding the Fourth Proportional to 835,129,979.02, 1,152,351,257.42 and 482,637,901.18

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Solution

The fourth proportional to 835,129,979.02, 1,152,351,257.42 and 482,637,901.18 is: 665,966,264.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,129,979.02 : 1,152,351,257.42 = 482,637,901.18 : x
  2. Step 2: Convert to fraction form
    835,129,979.02/1,152,351,257.42 = 482,637,901.18/x
  3. Step 3: Cross multiply
    835,129,979.02x = 1,152,351,257.42 × 482,637,901.18
  4. Step 4: Simplify right side
    835,129,979.02x = 556,168,392,303,322,752
  5. Step 5: Solve for x
    x = 556,168,392,303,322,752/835,129,979.02
  6. Step 6: Final answer
    x = 665,966,264.26

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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.