Finding the Fourth Proportional to 842,929,001.16, 1,163,103,252.66 and 529,439,911.08
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Solution
The fourth proportional to 842,929,001.16, 1,163,103,252.66 and 529,439,911.08 is: 730,539,917.14
Step by Step Solution
- Step 1: Write the proportion equation
842,929,001.16 : 1,163,103,252.66 = 529,439,911.08 : x - Step 2: Convert to fraction form
842,929,001.16/1,163,103,252.66 = 529,439,911.08/x - Step 3: Cross multiply
842,929,001.16x = 1,163,103,252.66 × 529,439,911.08 - Step 4: Simplify right side
842,929,001.16x = 615,793,282,665,169,152 - Step 5: Solve for x
x = 615,793,282,665,169,152/842,929,001.16 - Step 6: Final answer
x = 730,539,917.14
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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.