Home / 1,036,888,271.17-1,555,333,981.39-423,472,496.92

Finding the Fourth Proportional to 1,036,888,271.17, 1,555,333,981.39 and 423,472,496.92

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Solution

The fourth proportional to 1,036,888,271.17, 1,555,333,981.39 and 423,472,496.92 is: 635,209,388.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,888,271.17 : 1,555,333,981.39 = 423,472,496.92 : x
  2. Step 2: Convert to fraction form
    1,036,888,271.17/1,555,333,981.39 = 423,472,496.92/x
  3. Step 3: Cross multiply
    1,036,888,271.17x = 1,555,333,981.39 × 423,472,496.92
  4. Step 4: Simplify right side
    1,036,888,271.17x = 658,641,164,640,410,368
  5. Step 5: Solve for x
    x = 658,641,164,640,410,368/1,036,888,271.17
  6. Step 6: Final answer
    x = 635,209,388.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.