Finding the Fourth Proportional to 9,533,358,911.86, 13,157,856,752.14 and 6,312,588,135.54
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Solution
The fourth proportional to 9,533,358,911.86, 13,157,856,752.14 and 6,312,588,135.54 is: 8,712,577,716.90
Step by Step Solution
- Step 1: Write the proportion equation
9,533,358,911.86 : 13,157,856,752.14 = 6,312,588,135.54 : x - Step 2: Convert to fraction form
9,533,358,911.86/13,157,856,752.14 = 6,312,588,135.54/x - Step 3: Cross multiply
9,533,358,911.86x = 13,157,856,752.14 × 6,312,588,135.54 - Step 4: Simplify right side
9,533,358,911.86x = 83,060,130,422,693,838,848 - Step 5: Solve for x
x = 83,060,130,422,693,838,848/9,533,358,911.86 - Step 6: Final answer
x = 8,712,577,716.90
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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.