Finding the Fourth Proportional to 773,923,758.08, 1,068,090,224.64 and 578,013,347.84
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Solution
The fourth proportional to 773,923,758.08, 1,068,090,224.64 and 578,013,347.84 is: 797,714,762.07
Step by Step Solution
- Step 1: Write the proportion equation
773,923,758.08 : 1,068,090,224.64 = 578,013,347.84 : x - Step 2: Convert to fraction form
773,923,758.08/1,068,090,224.64 = 578,013,347.84/x - Step 3: Cross multiply
773,923,758.08x = 1,068,090,224.64 × 578,013,347.84 - Step 4: Simplify right side
773,923,758.08x = 617,370,406,539,344,128 - Step 5: Solve for x
x = 617,370,406,539,344,128/773,923,758.08 - Step 6: Final answer
x = 797,714,762.07
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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.