Finding the Fourth Proportional to 1,542,729,347,534.90, 2,312,565,481,312.30 and 724,437,271,041.80
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Solution
The fourth proportional to 1,542,729,347,534.90, 2,312,565,481,312.30 and 724,437,271,041.80 is: 1,085,938,132,352.44
Step by Step Solution
- Step 1: Write the proportion equation
1,542,729,347,534.90 : 2,312,565,481,312.30 = 724,437,271,041.80 : x - Step 2: Convert to fraction form
1,542,729,347,534.90/2,312,565,481,312.30 = 724,437,271,041.80/x - Step 3: Cross multiply
1,542,729,347,534.90x = 2,312,565,481,312.30 × 724,437,271,041.80 - Step 4: Simplify right side
1,542,729,347,534.90x = 1,675,308,626,387,349,366,898,688 - Step 5: Solve for x
x = 1,675,308,626,387,349,366,898,688/1,542,729,347,534.90 - Step 6: Final answer
x = 1,085,938,132,352.44
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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.