Finding the Fourth Proportional to 2,400,891,888.60, 3,313,159,646.18 and 1,329,242,980.05
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Solution
The fourth proportional to 2,400,891,888.60, 3,313,159,646.18 and 1,329,242,980.05 is: 1,834,315,915.00
Step by Step Solution
- Step 1: Write the proportion equation
2,400,891,888.60 : 3,313,159,646.18 = 1,329,242,980.05 : x - Step 2: Convert to fraction form
2,400,891,888.60/3,313,159,646.18 = 1,329,242,980.05/x - Step 3: Cross multiply
2,400,891,888.60x = 3,313,159,646.18 × 1,329,242,980.05 - Step 4: Simplify right side
2,400,891,888.60x = 4,403,994,201,463,060,480 - Step 5: Solve for x
x = 4,403,994,201,463,060,480/2,400,891,888.60 - Step 6: Final answer
x = 1,834,315,915.00
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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.