Finding the Fourth Proportional to 1,170,778,064.63, 1,756,270,323.99 and 330,428,294.19
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Solution
The fourth proportional to 1,170,778,064.63, 1,756,270,323.99 and 330,428,294.19 is: 495,671,575.02
Step by Step Solution
- Step 1: Write the proportion equation
1,170,778,064.63 : 1,756,270,323.99 = 330,428,294.19 : x - Step 2: Convert to fraction form
1,170,778,064.63/1,756,270,323.99 = 330,428,294.19/x - Step 3: Cross multiply
1,170,778,064.63x = 1,756,270,323.99 × 330,428,294.19 - Step 4: Simplify right side
1,170,778,064.63x = 580,321,407,292,534,272 - Step 5: Solve for x
x = 580,321,407,292,534,272/1,170,778,064.63 - Step 6: Final answer
x = 495,671,575.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.