Finding the Fourth Proportional to 1,174,355,423.66, 1,760,369,581.08 and 551,455,603.40
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Solution
The fourth proportional to 1,174,355,423.66, 1,760,369,581.08 and 551,455,603.40 is: 826,637,021.45
Step by Step Solution
- Step 1: Write the proportion equation
1,174,355,423.66 : 1,760,369,581.08 = 551,455,603.40 : x - Step 2: Convert to fraction form
1,174,355,423.66/1,760,369,581.08 = 551,455,603.40/x - Step 3: Cross multiply
1,174,355,423.66x = 1,760,369,581.08 × 551,455,603.40 - Step 4: Simplify right side
1,174,355,423.66x = 970,765,669,532,674,688 - Step 5: Solve for x
x = 970,765,669,532,674,688/1,174,355,423.66 - Step 6: Final answer
x = 826,637,021.45
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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.