Finding the Fourth Proportional to 114,447,690.11, 157,938,937.01 and 62,237,860.31
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Solution
The fourth proportional to 114,447,690.11, 157,938,937.01 and 62,237,860.31 is: 85,888,858.82
Step by Step Solution
- Step 1: Write the proportion equation
114,447,690.11 : 157,938,937.01 = 62,237,860.31 : x - Step 2: Convert to fraction form
114,447,690.11/157,938,937.01 = 62,237,860.31/x - Step 3: Cross multiply
114,447,690.11x = 157,938,937.01 × 62,237,860.31 - Step 4: Simplify right side
114,447,690.11x = 9,829,781,498,037,384 - Step 5: Solve for x
x = 9,829,781,498,037,384/114,447,690.11 - Step 6: Final answer
x = 85,888,858.82
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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.