Finding the Fourth Proportional to 93,312,079.95, 139,968,119.93 and 53,001,295.95
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Solution
The fourth proportional to 93,312,079.95, 139,968,119.93 and 53,001,295.95 is: 79,501,943.93
Step by Step Solution
- Step 1: Write the proportion equation
93,312,079.95 : 139,968,119.93 = 53,001,295.95 : x - Step 2: Convert to fraction form
93,312,079.95/139,968,119.93 = 53,001,295.95/x - Step 3: Cross multiply
93,312,079.95x = 139,968,119.93 × 53,001,295.95 - Step 4: Simplify right side
93,312,079.95x = 7,418,491,747,975,024 - Step 5: Solve for x
x = 7,418,491,747,975,024/93,312,079.95 - Step 6: Final answer
x = 79,501,943.93
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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.