Finding the Fourth Proportional to 524,834,372.99, 786,946,985.91 and 248,483,267.07
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Solution
The fourth proportional to 524,834,372.99, 786,946,985.91 and 248,483,267.07 is: 372,580,700.00
Step by Step Solution
- Step 1: Write the proportion equation
524,834,372.99 : 786,946,985.91 = 248,483,267.07 : x - Step 2: Convert to fraction form
524,834,372.99/786,946,985.91 = 248,483,267.07/x - Step 3: Cross multiply
524,834,372.99x = 786,946,985.91 × 248,483,267.07 - Step 4: Simplify right side
524,834,372.99x = 195,543,158,069,806,048 - Step 5: Solve for x
x = 195,543,158,069,806,048/524,834,372.99 - Step 6: Final answer
x = 372,580,700.00
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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.