Finding the Fourth Proportional to 329,291,878.84, 454,423,442.34 and 180,614,210.08
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Solution
The fourth proportional to 329,291,878.84, 454,423,442.34 and 180,614,210.08 is: 249,247,966.18
Step by Step Solution
- Step 1: Write the proportion equation
329,291,878.84 : 454,423,442.34 = 180,614,210.08 : x - Step 2: Convert to fraction form
329,291,878.84/454,423,442.34 = 180,614,210.08/x - Step 3: Cross multiply
329,291,878.84x = 454,423,442.34 × 180,614,210.08 - Step 4: Simplify right side
329,291,878.84x = 82,075,331,080,073,536 - Step 5: Solve for x
x = 82,075,331,080,073,536/329,291,878.84 - Step 6: Final answer
x = 249,247,966.18
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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.