Finding the Fourth Proportional to 114,341,358.18, 157,792,070.88 and 62,130,393.66
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Solution
The fourth proportional to 114,341,358.18, 157,792,070.88 and 62,130,393.66 is: 85,740,484.78
Step by Step Solution
- Step 1: Write the proportion equation
114,341,358.18 : 157,792,070.88 = 62,130,393.66 : x - Step 2: Convert to fraction form
114,341,358.18/157,792,070.88 = 62,130,393.66/x - Step 3: Cross multiply
114,341,358.18x = 157,792,070.88 × 62,130,393.66 - Step 4: Simplify right side
114,341,358.18x = 9,803,683,480,201,022 - Step 5: Solve for x
x = 9,803,683,480,201,022/114,341,358.18 - Step 6: Final answer
x = 85,740,484.78
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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.