Finding the Fourth Proportional to 92,219,736,562.44, 138,332,666,862.63 and 31,713,420,495.66
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Solution
The fourth proportional to 92,219,736,562.44, 138,332,666,862.63 and 31,713,420,495.66 is: 47,571,183,740.37
Step by Step Solution
- Step 1: Write the proportion equation
92,219,736,562.44 : 138,332,666,862.63 = 31,713,420,495.66 : x - Step 2: Convert to fraction form
92,219,736,562.44/138,332,666,862.63 = 31,713,420,495.66/x - Step 3: Cross multiply
92,219,736,562.44x = 138,332,666,862.63 × 31,713,420,495.66 - Step 4: Simplify right side
92,219,736,562.44x = 4,387,002,032,500,637,171,712 - Step 5: Solve for x
x = 4,387,002,032,500,637,171,712/92,219,736,562.44 - Step 6: Final answer
x = 47,571,183,740.37
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1.5x scale
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.