Finding the Fourth Proportional to 435,411,368.36, 653,154,674.12 and 120,277,287.06
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Solution
The fourth proportional to 435,411,368.36, 653,154,674.12 and 120,277,287.06 is: 180,426,323.11
Step by Step Solution
- Step 1: Write the proportion equation
435,411,368.36 : 653,154,674.12 = 120,277,287.06 : x - Step 2: Convert to fraction form
435,411,368.36/653,154,674.12 = 120,277,287.06/x - Step 3: Cross multiply
435,411,368.36x = 653,154,674.12 × 120,277,287.06 - Step 4: Simplify right side
435,411,368.36x = 78,559,672,233,712,000 - Step 5: Solve for x
x = 78,559,672,233,712,000/435,411,368.36 - Step 6: Final answer
x = 180,426,323.11
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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.