Finding the Fourth Proportional to 435,030,513.97, 652,539,381.73 and 107,506,018.28
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Solution
The fourth proportional to 435,030,513.97, 652,539,381.73 and 107,506,018.28 is: 161,257,448.50
Step by Step Solution
- Step 1: Write the proportion equation
435,030,513.97 : 652,539,381.73 = 107,506,018.28 : x - Step 2: Convert to fraction form
435,030,513.97/652,539,381.73 = 107,506,018.28/x - Step 3: Cross multiply
435,030,513.97x = 652,539,381.73 × 107,506,018.28 - Step 4: Simplify right side
435,030,513.97x = 70,151,910,700,685,280 - Step 5: Solve for x
x = 70,151,910,700,685,280/435,030,513.97 - Step 6: Final answer
x = 161,257,448.50
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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.