Finding the Fourth Proportional to 1,742,470,394.04, 2,404,595,831.16 and 949,513,920.95
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Solution
The fourth proportional to 1,742,470,394.04, 2,404,595,831.16 and 949,513,920.95 is: 1,310,321,956.55
Step by Step Solution
- Step 1: Write the proportion equation
1,742,470,394.04 : 2,404,595,831.16 = 949,513,920.95 : x - Step 2: Convert to fraction form
1,742,470,394.04/2,404,595,831.16 = 949,513,920.95/x - Step 3: Cross multiply
1,742,470,394.04x = 2,404,595,831.16 × 949,513,920.95 - Step 4: Simplify right side
1,742,470,394.04x = 2,283,197,215,944,755,712 - Step 5: Solve for x
x = 2,283,197,215,944,755,712/1,742,470,394.04 - Step 6: Final answer
x = 1,310,321,956.55
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.