Finding the Fourth Proportional to 2,852,615,159.91, 4,279,216,250.25 and 987,257,582.01
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Solution
The fourth proportional to 2,852,615,159.91, 4,279,216,250.25 and 987,257,582.01 is: 1,480,987,953.61
Step by Step Solution
- Step 1: Write the proportion equation
2,852,615,159.91 : 4,279,216,250.25 = 987,257,582.01 : x - Step 2: Convert to fraction form
2,852,615,159.91/4,279,216,250.25 = 987,257,582.01/x - Step 3: Cross multiply
2,852,615,159.91x = 4,279,216,250.25 × 987,257,582.01 - Step 4: Simplify right side
2,852,615,159.91x = 4,224,688,688,119,713,792 - Step 5: Solve for x
x = 4,224,688,688,119,713,792/2,852,615,159.91 - Step 6: Final answer
x = 1,480,987,953.61
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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.