Finding the Fourth Proportional to 539,075,138.56, 808,702,064.88 and 189,230,462.68
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Solution
The fourth proportional to 539,075,138.56, 808,702,064.88 and 189,230,462.68 is: 283,877,060.84
Step by Step Solution
- Step 1: Write the proportion equation
539,075,138.56 : 808,702,064.88 = 189,230,462.68 : x - Step 2: Convert to fraction form
539,075,138.56/808,702,064.88 = 189,230,462.68/x - Step 3: Cross multiply
539,075,138.56x = 808,702,064.88 × 189,230,462.68 - Step 4: Simplify right side
539,075,138.56x = 153,031,065,907,513,792 - Step 5: Solve for x
x = 153,031,065,907,513,792/539,075,138.56 - Step 6: Final answer
x = 283,877,060.84
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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.