Finding the Fourth Proportional to 8,747,298,197.24, 12,071,263,711.86 and 4,937,623,038.59
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Solution
The fourth proportional to 8,747,298,197.24, 12,071,263,711.86 and 4,937,623,038.59 is: 6,813,915,390.17
Step by Step Solution
- Step 1: Write the proportion equation
8,747,298,197.24 : 12,071,263,711.86 = 4,937,623,038.59 : x - Step 2: Convert to fraction form
8,747,298,197.24/12,071,263,711.86 = 4,937,623,038.59/x - Step 3: Cross multiply
8,747,298,197.24x = 12,071,263,711.86 × 4,937,623,038.59 - Step 4: Simplify right side
8,747,298,197.24x = 59,603,349,808,515,022,848 - Step 5: Solve for x
x = 59,603,349,808,515,022,848/8,747,298,197.24 - Step 6: Final answer
x = 6,813,915,390.17
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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.