Finding the Fourth Proportional to 102,302,564.40, 153,201,904.20 and 48,386,890.80
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Solution
The fourth proportional to 102,302,564.40, 153,201,904.20 and 48,386,890.80 is: 72,461,172.92
Step by Step Solution
- Step 1: Write the proportion equation
102,302,564.40 : 153,201,904.20 = 48,386,890.80 : x - Step 2: Convert to fraction form
102,302,564.40/153,201,904.20 = 48,386,890.80/x - Step 3: Cross multiply
102,302,564.40x = 153,201,904.20 × 48,386,890.80 - Step 4: Simplify right side
102,302,564.40x = 7,412,963,808,877,460 - Step 5: Solve for x
x = 7,412,963,808,877,460/102,302,564.40 - Step 6: Final answer
x = 72,461,172.92
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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.