Finding the Fourth Proportional to 411,010,718.40, 566,646,095.34 and 326,518,184.70
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Solution
The fourth proportional to 411,010,718.40, 566,646,095.34 and 326,518,184.70 is: 450,159,195.70
Step by Step Solution
- Step 1: Write the proportion equation
411,010,718.40 : 566,646,095.34 = 326,518,184.70 : x - Step 2: Convert to fraction form
411,010,718.40/566,646,095.34 = 326,518,184.70/x - Step 3: Cross multiply
411,010,718.40x = 566,646,095.34 × 326,518,184.70 - Step 4: Simplify right side
411,010,718.40x = 185,020,254,417,759,936 - Step 5: Solve for x
x = 185,020,254,417,759,936/411,010,718.40 - Step 6: Final answer
x = 450,159,195.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.