Finding the Fourth Proportional to 830,912,557,854.65, 1,244,745,649,668.60 and 572,417,648,964.80
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Solution
The fourth proportional to 830,912,557,854.65, 1,244,745,649,668.60 and 572,417,648,964.80 is: 857,508,255,961.52
Step by Step Solution
- Step 1: Write the proportion equation
830,912,557,854.65 : 1,244,745,649,668.60 = 572,417,648,964.80 : x - Step 2: Convert to fraction form
830,912,557,854.65/1,244,745,649,668.60 = 572,417,648,964.80/x - Step 3: Cross multiply
830,912,557,854.65x = 1,244,745,649,668.60 × 572,417,648,964.80 - Step 4: Simplify right side
830,912,557,854.65x = 712,514,378,342,462,692,261,888 - Step 5: Solve for x
x = 712,514,378,342,462,692,261,888/830,912,557,854.65 - Step 6: Final answer
x = 857,508,255,961.52
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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.