Finding the Fourth Proportional to 652,894,809.16, 900,926,226.64 and 370,547,452.12
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Solution
The fourth proportional to 652,894,809.16, 900,926,226.64 and 370,547,452.12 is: 511,316,544.63
Step by Step Solution
- Step 1: Write the proportion equation
652,894,809.16 : 900,926,226.64 = 370,547,452.12 : x - Step 2: Convert to fraction form
652,894,809.16/900,926,226.64 = 370,547,452.12/x - Step 3: Cross multiply
652,894,809.16x = 900,926,226.64 × 370,547,452.12 - Step 4: Simplify right side
652,894,809.16x = 333,835,917,829,537,664 - Step 5: Solve for x
x = 333,835,917,829,537,664/652,894,809.16 - Step 6: Final answer
x = 511,316,544.63
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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.