Finding the Fourth Proportional to 185,559,572.21, 256,057,276.14 and 107,248,197.92
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Solution
The fourth proportional to 185,559,572.21, 256,057,276.14 and 107,248,197.92 is: 147,993,881.98
Step by Step Solution
- Step 1: Write the proportion equation
185,559,572.21 : 256,057,276.14 = 107,248,197.92 : x - Step 2: Convert to fraction form
185,559,572.21/256,057,276.14 = 107,248,197.92/x - Step 3: Cross multiply
185,559,572.21x = 256,057,276.14 × 107,248,197.92 - Step 4: Simplify right side
185,559,572.21x = 27,461,681,429,038,528 - Step 5: Solve for x
x = 27,461,681,429,038,528/185,559,572.21 - Step 6: Final answer
x = 147,993,881.98
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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.