Finding the Fourth Proportional to 114,341,706.21, 157,792,553.64 and 62,130,740.79
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Solution
The fourth proportional to 114,341,706.21, 157,792,553.64 and 62,130,740.79 is: 85,740,965.16
Step by Step Solution
- Step 1: Write the proportion equation
114,341,706.21 : 157,792,553.64 = 62,130,740.79 : x - Step 2: Convert to fraction form
114,341,706.21/157,792,553.64 = 62,130,740.79/x - Step 3: Cross multiply
114,341,706.21x = 157,792,553.64 × 62,130,740.79 - Step 4: Simplify right side
114,341,706.21x = 9,803,768,248,799,010 - Step 5: Solve for x
x = 9,803,768,248,799,010/114,341,706.21 - Step 6: Final answer
x = 85,740,965.16
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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.