Finding the Fourth Proportional to 2,391,768,620,139.80, 3,587,662,238,037.80 and 578,641,327,161.68
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Solution
The fourth proportional to 2,391,768,620,139.80, 3,587,662,238,037.80 and 578,641,327,161.68 is: 867,964,242,588.27
Step by Step Solution
- Step 1: Write the proportion equation
2,391,768,620,139.80 : 3,587,662,238,037.80 = 578,641,327,161.68 : x - Step 2: Convert to fraction form
2,391,768,620,139.80/3,587,662,238,037.80 = 578,641,327,161.68/x - Step 3: Cross multiply
2,391,768,620,139.80x = 3,587,662,238,037.80 × 578,641,327,161.68 - Step 4: Simplify right side
2,391,768,620,139.80x = 2,075,969,638,826,035,841,597,440 - Step 5: Solve for x
x = 2,075,969,638,826,035,841,597,440/2,391,768,620,139.80 - Step 6: Final answer
x = 867,964,242,588.27
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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.