Finding the Fourth Proportional to 1,365,706,603.20, 2,048,563,054.08 and 787,221,658.56
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Solution
The fourth proportional to 1,365,706,603.20, 2,048,563,054.08 and 787,221,658.56 is: 1,180,834,303.15
Step by Step Solution
- Step 1: Write the proportion equation
1,365,706,603.20 : 2,048,563,054.08 = 787,221,658.56 : x - Step 2: Convert to fraction form
1,365,706,603.20/2,048,563,054.08 = 787,221,658.56/x - Step 3: Cross multiply
1,365,706,603.20x = 2,048,563,054.08 × 787,221,658.56 - Step 4: Simplify right side
1,365,706,603.20x = 1,612,673,205,097,596,416 - Step 5: Solve for x
x = 1,612,673,205,097,596,416/1,365,706,603.20 - Step 6: Final answer
x = 1,180,834,303.15
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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.