Finding the Fourth Proportional to 1,305,996,201.76, 1,802,402,060.88 and 975,397,384.48
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Solution
The fourth proportional to 1,305,996,201.76, 1,802,402,060.88 and 975,397,384.48 is: 1,346,143,467.79
Step by Step Solution
- Step 1: Write the proportion equation
1,305,996,201.76 : 1,802,402,060.88 = 975,397,384.48 : x - Step 2: Convert to fraction form
1,305,996,201.76/1,802,402,060.88 = 975,397,384.48/x - Step 3: Cross multiply
1,305,996,201.76x = 1,802,402,060.88 × 975,397,384.48 - Step 4: Simplify right side
1,305,996,201.76x = 1,758,058,255,963,713,792 - Step 5: Solve for x
x = 1,758,058,255,963,713,792/1,305,996,201.76 - Step 6: Final answer
x = 1,346,143,467.79
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.