Finding the Fourth Proportional to 983,264,088.36, 1,356,888,390.18 and 537,217,852.68
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Solution
The fourth proportional to 983,264,088.36, 1,356,888,390.18 and 537,217,852.68 is: 741,351,866.63
Step by Step Solution
- Step 1: Write the proportion equation
983,264,088.36 : 1,356,888,390.18 = 537,217,852.68 : x - Step 2: Convert to fraction form
983,264,088.36/1,356,888,390.18 = 537,217,852.68/x - Step 3: Cross multiply
983,264,088.36x = 1,356,888,390.18 × 537,217,852.68 - Step 4: Simplify right side
983,264,088.36x = 728,944,667,298,921,600 - Step 5: Solve for x
x = 728,944,667,298,921,600/983,264,088.36 - Step 6: Final answer
x = 741,351,866.63
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1.5x scale
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.