Home / 1,106,635,659.45-1,658,931,974.27-553,456,721.44

Finding the Fourth Proportional to 1,106,635,659.45, 1,658,931,974.27 and 553,456,721.44

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Solution

The fourth proportional to 1,106,635,659.45, 1,658,931,974.27 and 553,456,721.44 is: 829,674,196.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,635,659.45 : 1,658,931,974.27 = 553,456,721.44 : x
  2. Step 2: Convert to fraction form
    1,106,635,659.45/1,658,931,974.27 = 553,456,721.44/x
  3. Step 3: Cross multiply
    1,106,635,659.45x = 1,658,931,974.27 × 553,456,721.44
  4. Step 4: Simplify right side
    1,106,635,659.45x = 918,147,051,571,460,736
  5. Step 5: Solve for x
    x = 918,147,051,571,460,736/1,106,635,659.45
  6. Step 6: Final answer
    x = 829,674,196.50

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Half scale
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Double scale
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1.5x scale

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.