Finding the Fourth Proportional to 506,465,659.55, 759,736,803.98 and 156,747,098.79
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Solution
The fourth proportional to 506,465,659.55, 759,736,803.98 and 156,747,098.79 is: 235,132,506.27
Step by Step Solution
- Step 1: Write the proportion equation
506,465,659.55 : 759,736,803.98 = 156,747,098.79 : x - Step 2: Convert to fraction form
506,465,659.55/759,736,803.98 = 156,747,098.79/x - Step 3: Cross multiply
506,465,659.55x = 759,736,803.98 × 156,747,098.79 - Step 4: Simplify right side
506,465,659.55x = 119,086,539,868,243,776 - Step 5: Solve for x
x = 119,086,539,868,243,776/506,465,659.55 - Step 6: Final answer
x = 235,132,506.27
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.