Finding the Fourth Proportional to 19,972,356,135.84, 29,962,827,656.56 and 5,807,568,014.88
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Solution
The fourth proportional to 19,972,356,135.84, 29,962,827,656.56 and 5,807,568,014.88 is: 8,712,600,473.88
Step by Step Solution
- Step 1: Write the proportion equation
19,972,356,135.84 : 29,962,827,656.56 = 5,807,568,014.88 : x - Step 2: Convert to fraction form
19,972,356,135.84/29,962,827,656.56 = 5,807,568,014.88/x - Step 3: Cross multiply
19,972,356,135.84x = 29,962,827,656.56 × 5,807,568,014.88 - Step 4: Simplify right side
19,972,356,135.84x = 174,011,159,533,599,719,424 - Step 5: Solve for x
x = 174,011,159,533,599,719,424/19,972,356,135.84 - Step 6: Final answer
x = 8,712,600,473.88
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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.