Finding the Fourth Proportional to 746,122,816, 1,116,855,235.14 and 549,607,781.08
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Solution
The fourth proportional to 746,122,816, 1,116,855,235.14 and 549,607,781.08 is: 822,696,095.62
Step by Step Solution
- Step 1: Write the proportion equation
746,122,816 : 1,116,855,235.14 = 549,607,781.08 : x - Step 2: Convert to fraction form
746,122,816/1,116,855,235.14 = 549,607,781.08/x - Step 3: Cross multiply
746,122,816x = 1,116,855,235.14 × 549,607,781.08 - Step 4: Simplify right side
746,122,816x = 613,832,327,572,877,184 - Step 5: Solve for x
x = 613,832,327,572,877,184/746,122,816 - Step 6: Final answer
x = 822,696,095.62
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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.