Finding the Fourth Proportional to 1,473,565,283.49, 2,206,824,203.63 and 849,889,703.98
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Solution
The fourth proportional to 1,473,565,283.49, 2,206,824,203.63 and 849,889,703.98 is: 1,272,802,223.40
Step by Step Solution
- Step 1: Write the proportion equation
1,473,565,283.49 : 2,206,824,203.63 = 849,889,703.98 : x - Step 2: Convert to fraction form
1,473,565,283.49/2,206,824,203.63 = 849,889,703.98/x - Step 3: Cross multiply
1,473,565,283.49x = 2,206,824,203.63 × 849,889,703.98 - Step 4: Simplify right side
1,473,565,283.49x = 1,875,557,169,155,607,552 - Step 5: Solve for x
x = 1,875,557,169,155,607,552/1,473,565,283.49 - Step 6: Final answer
x = 1,272,802,223.40
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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.