Finding the Fourth Proportional to 461,283,323.98, 636,570,575.84 and 260,382,485.58
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Solution
The fourth proportional to 461,283,323.98, 636,570,575.84 and 260,382,485.58 is: 359,327,597.95
Step by Step Solution
- Step 1: Write the proportion equation
461,283,323.98 : 636,570,575.84 = 260,382,485.58 : x - Step 2: Convert to fraction form
461,283,323.98/636,570,575.84 = 260,382,485.58/x - Step 3: Cross multiply
461,283,323.98x = 636,570,575.84 × 260,382,485.58 - Step 4: Simplify right side
461,283,323.98x = 165,751,828,781,812,448 - Step 5: Solve for x
x = 165,751,828,781,812,448/461,283,323.98 - Step 6: Final answer
x = 359,327,597.95
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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.