Finding the Fourth Proportional to 360,787,020.60, 497,887,454.36 and 195,774,590.12
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Solution
The fourth proportional to 360,787,020.60, 497,887,454.36 and 195,774,590.12 is: 270,169,675.56
Step by Step Solution
- Step 1: Write the proportion equation
360,787,020.60 : 497,887,454.36 = 195,774,590.12 : x - Step 2: Convert to fraction form
360,787,020.60/497,887,454.36 = 195,774,590.12/x - Step 3: Cross multiply
360,787,020.60x = 497,887,454.36 × 195,774,590.12 - Step 4: Simplify right side
360,787,020.60x = 97,473,712,303,219,216 - Step 5: Solve for x
x = 97,473,712,303,219,216/360,787,020.60 - Step 6: Final answer
x = 270,169,675.56
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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.