Finding the Fourth Proportional to 1,780,428,718.08, 2,668,758,164.98 and 598,884,394.32
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Solution
The fourth proportional to 1,780,428,718.08, 2,668,758,164.98 and 598,884,394.32 is: 897,692,561.90
Step by Step Solution
- Step 1: Write the proportion equation
1,780,428,718.08 : 2,668,758,164.98 = 598,884,394.32 : x - Step 2: Convert to fraction form
1,780,428,718.08/2,668,758,164.98 = 598,884,394.32/x - Step 3: Cross multiply
1,780,428,718.08x = 2,668,758,164.98 × 598,884,394.32 - Step 4: Simplify right side
1,780,428,718.08x = 1,598,277,617,220,602,112 - Step 5: Solve for x
x = 1,598,277,617,220,602,112/1,780,428,718.08 - Step 6: Final answer
x = 897,692,561.90
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.