Finding the Fourth Proportional to 955,505,461,995.95, 1,433,248,376,426.20 and 552,332,395,420.80
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Solution
The fourth proportional to 955,505,461,995.95, 1,433,248,376,426.20 and 552,332,395,420.80 is: 828,492,918,638.92
Step by Step Solution
- Step 1: Write the proportion equation
955,505,461,995.95 : 1,433,248,376,426.20 = 552,332,395,420.80 : x - Step 2: Convert to fraction form
955,505,461,995.95/1,433,248,376,426.20 = 552,332,395,420.80/x - Step 3: Cross multiply
955,505,461,995.95x = 1,433,248,376,426.20 × 552,332,395,420.80 - Step 4: Simplify right side
955,505,461,995.95x = 791,629,508,984,455,577,993,216 - Step 5: Solve for x
x = 791,629,508,984,455,577,993,216/955,505,461,995.95 - Step 6: Final answer
x = 828,492,918,638.92
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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.