Finding the Fourth Proportional to 7,636,785,773.85, 10,539,681,829.05 and 4,625,950,134.08
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Solution
The fourth proportional to 7,636,785,773.85, 10,539,681,829.05 and 4,625,950,134.08 is: 6,384,366,933.17
Step by Step Solution
- Step 1: Write the proportion equation
7,636,785,773.85 : 10,539,681,829.05 = 4,625,950,134.08 : x - Step 2: Convert to fraction form
7,636,785,773.85/10,539,681,829.05 = 4,625,950,134.08/x - Step 3: Cross multiply
7,636,785,773.85x = 10,539,681,829.05 × 4,625,950,134.08 - Step 4: Simplify right side
7,636,785,773.85x = 48,756,042,570,298,195,968 - Step 5: Solve for x
x = 48,756,042,570,298,195,968/7,636,785,773.85 - Step 6: Final answer
x = 6,384,366,933.17
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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.