Finding the Fourth Proportional to 1,451,503,828.70, 2,177,249,529.03 and 402,239,035.55
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Solution
The fourth proportional to 1,451,503,828.70, 2,177,249,529.03 and 402,239,035.55 is: 603,356,831.30
Step by Step Solution
- Step 1: Write the proportion equation
1,451,503,828.70 : 2,177,249,529.03 = 402,239,035.55 : x - Step 2: Convert to fraction form
1,451,503,828.70/2,177,249,529.03 = 402,239,035.55/x - Step 3: Cross multiply
1,451,503,828.70x = 2,177,249,529.03 × 402,239,035.55 - Step 4: Simplify right side
1,451,503,828.70x = 875,774,750,697,832,832 - Step 5: Solve for x
x = 875,774,750,697,832,832/1,451,503,828.70 - Step 6: Final answer
x = 603,356,831.30
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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.