Home / 1,123,905,334.88-1,550,804,336.88-705,919,881.44

Finding the Fourth Proportional to 1,123,905,334.88, 1,550,804,336.88 and 705,919,881.44

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Solution

The fourth proportional to 1,123,905,334.88, 1,550,804,336.88 and 705,919,881.44 is: 974,053,222.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,905,334.88 : 1,550,804,336.88 = 705,919,881.44 : x
  2. Step 2: Convert to fraction form
    1,123,905,334.88/1,550,804,336.88 = 705,919,881.44/x
  3. Step 3: Cross multiply
    1,123,905,334.88x = 1,550,804,336.88 × 705,919,881.44
  4. Step 4: Simplify right side
    1,123,905,334.88x = 1,094,743,613,626,967,552
  5. Step 5: Solve for x
    x = 1,094,743,613,626,967,552/1,123,905,334.88
  6. Step 6: Final answer
    x = 974,053,222.86

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Double scale
Find fourth proportional to 1,123,905,335.88, 1,550,804,338.26 and 705,919,882.44
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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.