Finding the Fourth Proportional to 461,554,070.17, 637,008,133.29 and 283,044,699.02
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Solution
The fourth proportional to 461,554,070.17, 637,008,133.29 and 283,044,699.02 is: 390,640,635.65
Step by Step Solution
- Step 1: Write the proportion equation
461,554,070.17 : 637,008,133.29 = 283,044,699.02 : x - Step 2: Convert to fraction form
461,554,070.17/637,008,133.29 = 283,044,699.02/x - Step 3: Cross multiply
461,554,070.17x = 637,008,133.29 × 283,044,699.02 - Step 4: Simplify right side
461,554,070.17x = 180,301,775,358,451,488 - Step 5: Solve for x
x = 180,301,775,358,451,488/461,554,070.17 - Step 6: Final answer
x = 390,640,635.65
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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.