Finding the Fourth Proportional to 112,248,307.80, 168,372,461.70 and 93,352,627.80
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Solution
The fourth proportional to 112,248,307.80, 168,372,461.70 and 93,352,627.80 is: 140,028,941.70
Step by Step Solution
- Step 1: Write the proportion equation
112,248,307.80 : 168,372,461.70 = 93,352,627.80 : x - Step 2: Convert to fraction form
112,248,307.80/168,372,461.70 = 93,352,627.80/x - Step 3: Cross multiply
112,248,307.80x = 168,372,461.70 × 93,352,627.80 - Step 4: Simplify right side
112,248,307.80x = 15,718,011,748,849,854 - Step 5: Solve for x
x = 15,718,011,748,849,854/112,248,307.80 - Step 6: Final answer
x = 140,028,941.70
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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.