Finding the Fourth Proportional to 6,298,575,133.80, 9,447,862,700.70 and 3,849,695,005.80
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Solution
The fourth proportional to 6,298,575,133.80, 9,447,862,700.70 and 3,849,695,005.80 is: 5,774,542,508.70
Step by Step Solution
- Step 1: Write the proportion equation
6,298,575,133.80 : 9,447,862,700.70 = 3,849,695,005.80 : x - Step 2: Convert to fraction form
6,298,575,133.80/9,447,862,700.70 = 3,849,695,005.80/x - Step 3: Cross multiply
6,298,575,133.80x = 9,447,862,700.70 × 3,849,695,005.80 - Step 4: Simplify right side
6,298,575,133.80x = 36,371,389,854,368,894,976 - Step 5: Solve for x
x = 36,371,389,854,368,894,976/6,298,575,133.80 - Step 6: Final answer
x = 5,774,542,508.70
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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.