Finding the Fourth Proportional to 558,840,552.30, 838,260,828.45 and 555,014,177.10
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Solution
The fourth proportional to 558,840,552.30, 838,260,828.45 and 555,014,177.10 is: 832,521,265.65
Step by Step Solution
- Step 1: Write the proportion equation
558,840,552.30 : 838,260,828.45 = 555,014,177.10 : x - Step 2: Convert to fraction form
558,840,552.30/838,260,828.45 = 555,014,177.10/x - Step 3: Cross multiply
558,840,552.30x = 838,260,828.45 × 555,014,177.10 - Step 4: Simplify right side
558,840,552.30x = 465,246,643,897,341,056 - Step 5: Solve for x
x = 465,246,643,897,341,056/558,840,552.30 - Step 6: Final answer
x = 832,521,265.65
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1.5x scale
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.