Finding the Fourth Proportional to 399,868,703.08, 599,829,372.91 and 104,771,048.76
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Solution
The fourth proportional to 399,868,703.08, 599,829,372.91 and 104,771,048.76 is: 157,163,468.89
Step by Step Solution
- Step 1: Write the proportion equation
399,868,703.08 : 599,829,372.91 = 104,771,048.76 : x - Step 2: Convert to fraction form
399,868,703.08/599,829,372.91 = 104,771,048.76/x - Step 3: Cross multiply
399,868,703.08x = 599,829,372.91 × 104,771,048.76 - Step 4: Simplify right side
399,868,703.08x = 62,844,752,476,833,832 - Step 5: Solve for x
x = 62,844,752,476,833,832/399,868,703.08 - Step 6: Final answer
x = 157,163,468.89
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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.