Finding the Fourth Proportional to 464,073,666,722.17, 640,421,690,873.18 and 258,303,490,139.95
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Solution
The fourth proportional to 464,073,666,722.17, 640,421,690,873.18 and 258,303,490,139.95 is: 356,458,833,534.52
Step by Step Solution
- Step 1: Write the proportion equation
464,073,666,722.17 : 640,421,690,873.18 = 258,303,490,139.95 : x - Step 2: Convert to fraction form
464,073,666,722.17/640,421,690,873.18 = 258,303,490,139.95/x - Step 3: Cross multiply
464,073,666,722.17x = 640,421,690,873.18 × 258,303,490,139.95 - Step 4: Simplify right side
464,073,666,722.17x = 165,423,157,913,870,573,502,464 - Step 5: Solve for x
x = 165,423,157,913,870,573,502,464/464,073,666,722.17 - Step 6: Final answer
x = 356,458,833,534.52
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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.