Finding the Fourth Proportional to 1,955,897,964.70, 2,698,894,206.93 and 1,322,197,263.16
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Solution
The fourth proportional to 1,955,897,964.70, 2,698,894,206.93 and 1,322,197,263.16 is: 1,824,466,612.45
Step by Step Solution
- Step 1: Write the proportion equation
1,955,897,964.70 : 2,698,894,206.93 = 1,322,197,263.16 : x - Step 2: Convert to fraction form
1,955,897,964.70/2,698,894,206.93 = 1,322,197,263.16/x - Step 3: Cross multiply
1,955,897,964.70x = 2,698,894,206.93 × 1,322,197,263.16 - Step 4: Simplify right side
1,955,897,964.70x = 3,568,470,533,961,224,704 - Step 5: Solve for x
x = 3,568,470,533,961,224,704/1,955,897,964.70 - Step 6: Final answer
x = 1,824,466,612.45
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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.