Finding the Fourth Proportional to 2,565,357,748.78, 3,540,565,364.08 and 1,436,400,266.59
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Solution
The fourth proportional to 2,565,357,748.78, 3,540,565,364.08 and 1,436,400,266.59 is: 1,982,440,474.53
Step by Step Solution
- Step 1: Write the proportion equation
2,565,357,748.78 : 3,540,565,364.08 = 1,436,400,266.59 : x - Step 2: Convert to fraction form
2,565,357,748.78/3,540,565,364.08 = 1,436,400,266.59/x - Step 3: Cross multiply
2,565,357,748.78x = 3,540,565,364.08 × 1,436,400,266.59 - Step 4: Simplify right side
2,565,357,748.78x = 5,085,669,032,826,129,408 - Step 5: Solve for x
x = 5,085,669,032,826,129,408/2,565,357,748.78 - Step 6: Final answer
x = 1,982,440,474.53
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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.