Home / 1,124,106,579.56-1,551,429,422.30-647,705,741.13

Finding the Fourth Proportional to 1,124,106,579.56, 1,551,429,422.30 and 647,705,741.13

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Solution

The fourth proportional to 1,124,106,579.56, 1,551,429,422.30 and 647,705,741.13 is: 893,927,463.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,106,579.56 : 1,551,429,422.30 = 647,705,741.13 : x
  2. Step 2: Convert to fraction form
    1,124,106,579.56/1,551,429,422.30 = 647,705,741.13/x
  3. Step 3: Cross multiply
    1,124,106,579.56x = 1,551,429,422.30 × 647,705,741.13
  4. Step 4: Simplify right side
    1,124,106,579.56x = 1,004,869,743,783,328,512
  5. Step 5: Solve for x
    x = 1,004,869,743,783,328,512/1,124,106,579.56
  6. Step 6: Final answer
    x = 893,927,463.87

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Double scale
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1.5x scale

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.