Finding the Fourth Proportional to 2,972,587,458.78, 4,455,935,941.29 and 1,395,872,289.41
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Solution
The fourth proportional to 2,972,587,458.78, 4,455,935,941.29 and 1,395,872,289.41 is: 2,092,425,400.45
Step by Step Solution
- Step 1: Write the proportion equation
2,972,587,458.78 : 4,455,935,941.29 = 1,395,872,289.41 : x - Step 2: Convert to fraction form
2,972,587,458.78/4,455,935,941.29 = 1,395,872,289.41/x - Step 3: Cross multiply
2,972,587,458.78x = 4,455,935,941.29 × 1,395,872,289.41 - Step 4: Simplify right side
2,972,587,458.78x = 6,219,917,503,810,495,488 - Step 5: Solve for x
x = 6,219,917,503,810,495,488/2,972,587,458.78 - Step 6: Final answer
x = 2,092,425,400.45
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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.