Finding the Fourth Proportional to 133,553,472.88, 184,303,652.80 and 74,816,551.46
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Solution
The fourth proportional to 133,553,472.88, 184,303,652.80 and 74,816,551.46 is: 103,246,762.71
Step by Step Solution
- Step 1: Write the proportion equation
133,553,472.88 : 184,303,652.80 = 74,816,551.46 : x - Step 2: Convert to fraction form
133,553,472.88/184,303,652.80 = 74,816,551.46/x - Step 3: Cross multiply
133,553,472.88x = 184,303,652.80 × 74,816,551.46 - Step 4: Simplify right side
133,553,472.88x = 13,788,963,723,977,172 - Step 5: Solve for x
x = 13,788,963,723,977,172/133,553,472.88 - Step 6: Final answer
x = 103,246,762.71
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.