Finding the Fourth Proportional to 651,545,497,427.04, 899,257,271,430.72 and 431,425,944,682.88
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Solution
The fourth proportional to 651,545,497,427.04, 899,257,271,430.72 and 431,425,944,682.88 is: 595,450,232,365.99
Step by Step Solution
- Step 1: Write the proportion equation
651,545,497,427.04 : 899,257,271,430.72 = 431,425,944,682.88 : x - Step 2: Convert to fraction form
651,545,497,427.04/899,257,271,430.72 = 431,425,944,682.88/x - Step 3: Cross multiply
651,545,497,427.04x = 899,257,271,430.72 × 431,425,944,682.88 - Step 4: Simplify right side
651,545,497,427.04x = 387,962,917,839,947,415,158,784 - Step 5: Solve for x
x = 387,962,917,839,947,415,158,784/651,545,497,427.04 - Step 6: Final answer
x = 595,450,232,365.99
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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.