Finding the Fourth Proportional to 315,758,333.12, 473,682,007.47 and 97,426,427.09
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Solution
The fourth proportional to 315,758,333.12, 473,682,007.47 and 97,426,427.09 is: 146,153,373.40
Step by Step Solution
- Step 1: Write the proportion equation
315,758,333.12 : 473,682,007.47 = 97,426,427.09 : x - Step 2: Convert to fraction form
315,758,333.12/473,682,007.47 = 97,426,427.09/x - Step 3: Cross multiply
315,758,333.12x = 473,682,007.47 × 97,426,427.09 - Step 4: Simplify right side
315,758,333.12x = 46,149,145,564,620,792 - Step 5: Solve for x
x = 46,149,145,564,620,792/315,758,333.12 - Step 6: Final answer
x = 146,153,373.40
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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.