Finding the Fourth Proportional to 773,923,759.08, 1,068,090,226.02 and 578,013,348.84
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Solution
The fourth proportional to 773,923,759.08, 1,068,090,226.02 and 578,013,348.84 is: 797,714,763.45
Step by Step Solution
- Step 1: Write the proportion equation
773,923,759.08 : 1,068,090,226.02 = 578,013,348.84 : x - Step 2: Convert to fraction form
773,923,759.08/1,068,090,226.02 = 578,013,348.84/x - Step 3: Cross multiply
773,923,759.08x = 1,068,090,226.02 × 578,013,348.84 - Step 4: Simplify right side
773,923,759.08x = 617,370,408,405,092,736 - Step 5: Solve for x
x = 617,370,408,405,092,736/773,923,759.08 - Step 6: Final answer
x = 797,714,763.45
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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.