Finding the Fourth Proportional to 114,447,703.76, 157,938,955.80 and 62,237,873.96
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Solution
The fourth proportional to 114,447,703.76, 157,938,955.80 and 62,237,873.96 is: 85,888,877.64
Step by Step Solution
- Step 1: Write the proportion equation
114,447,703.76 : 157,938,955.80 = 62,237,873.96 : x - Step 2: Convert to fraction form
114,447,703.76/157,938,955.80 = 62,237,873.96/x - Step 3: Cross multiply
114,447,703.76x = 157,938,955.80 × 62,237,873.96 - Step 4: Simplify right side
114,447,703.76x = 9,829,784,824,454,412 - Step 5: Solve for x
x = 9,829,784,824,454,412/114,447,703.76 - Step 6: Final answer
x = 85,888,877.64
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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.