Finding the Fourth Proportional to 439,355,394, 606,310,445.16 and 243,816,572.88
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Solution
The fourth proportional to 439,355,394, 606,310,445.16 and 243,816,572.88 is: 336,466,871.37
Step by Step Solution
- Step 1: Write the proportion equation
439,355,394 : 606,310,445.16 = 243,816,572.88 : x - Step 2: Convert to fraction form
439,355,394/606,310,445.16 = 243,816,572.88/x - Step 3: Cross multiply
439,355,394x = 606,310,445.16 × 243,816,572.88 - Step 4: Simplify right side
439,355,394x = 147,828,534,840,258,368 - Step 5: Solve for x
x = 147,828,534,840,258,368/439,355,394 - Step 6: Final answer
x = 336,466,871.37
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.