Finding the Fourth Proportional to 130,943,796,312.64, 180,702,099,033.44 and 73,071,569,341.12
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Solution
The fourth proportional to 130,943,796,312.64, 180,702,099,033.44 and 73,071,569,341.12 is: 100,838,576,026.02
Step by Step Solution
- Step 1: Write the proportion equation
130,943,796,312.64 : 180,702,099,033.44 = 73,071,569,341.12 : x - Step 2: Convert to fraction form
130,943,796,312.64/180,702,099,033.44 = 73,071,569,341.12/x - Step 3: Cross multiply
130,943,796,312.64x = 180,702,099,033.44 × 73,071,569,341.12 - Step 4: Simplify right side
130,943,796,312.64x = 13,204,185,959,607,943,823,360 - Step 5: Solve for x
x = 13,204,185,959,607,943,823,360/130,943,796,312.64 - Step 6: Final answer
x = 100,838,576,026.02
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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.