Finding the Fourth Proportional to 160,963,027,312.34, 222,122,510,535.30 and 87,717,702,660.50
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Solution
The fourth proportional to 160,963,027,312.34, 222,122,510,535.30 and 87,717,702,660.50 is: 121,046,905,358.78
Step by Step Solution
- Step 1: Write the proportion equation
160,963,027,312.34 : 222,122,510,535.30 = 87,717,702,660.50 : x - Step 2: Convert to fraction form
160,963,027,312.34/222,122,510,535.30 = 87,717,702,660.50/x - Step 3: Cross multiply
160,963,027,312.34x = 222,122,510,535.30 × 87,717,702,660.50 - Step 4: Simplify right side
160,963,027,312.34x = 19,484,076,333,339,221,426,176 - Step 5: Solve for x
x = 19,484,076,333,339,221,426,176/160,963,027,312.34 - Step 6: Final answer
x = 121,046,905,358.78
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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.