Finding the Fourth Proportional to 2,578,828,765.14, 3,558,762,302.99 and 1,449,803,561.00
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Solution
The fourth proportional to 2,578,828,765.14, 3,558,762,302.99 and 1,449,803,561.00 is: 2,000,716,887.20
Step by Step Solution
- Step 1: Write the proportion equation
2,578,828,765.14 : 3,558,762,302.99 = 1,449,803,561.00 : x - Step 2: Convert to fraction form
2,578,828,765.14/3,558,762,302.99 = 1,449,803,561.00/x - Step 3: Cross multiply
2,578,828,765.14x = 3,558,762,302.99 × 1,449,803,561.00 - Step 4: Simplify right side
2,578,828,765.14x = 5,159,506,259,602,419,712 - Step 5: Solve for x
x = 5,159,506,259,602,419,712/2,578,828,765.14 - Step 6: Final answer
x = 2,000,716,887.20
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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.