Home / 1,244,208,224.70-1,866,312,337.05-426,048,608.70

Finding the Fourth Proportional to 1,244,208,224.70, 1,866,312,337.05 and 426,048,608.70

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Solution

The fourth proportional to 1,244,208,224.70, 1,866,312,337.05 and 426,048,608.70 is: 639,072,913.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,208,224.70 : 1,866,312,337.05 = 426,048,608.70 : x
  2. Step 2: Convert to fraction form
    1,244,208,224.70/1,866,312,337.05 = 426,048,608.70/x
  3. Step 3: Cross multiply
    1,244,208,224.70x = 1,866,312,337.05 × 426,048,608.70
  4. Step 4: Simplify right side
    1,244,208,224.70x = 795,139,774,599,797,888
  5. Step 5: Solve for x
    x = 795,139,774,599,797,888/1,244,208,224.70
  6. Step 6: Final answer
    x = 639,072,913.05

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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.