Finding the Fourth Proportional to 302,924,465.18, 454,386,681.39 and 72,893,574.44
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Solution
The fourth proportional to 302,924,465.18, 454,386,681.39 and 72,893,574.44 is: 109,340,357.71
Step by Step Solution
- Step 1: Write the proportion equation
302,924,465.18 : 454,386,681.39 = 72,893,574.44 : x - Step 2: Convert to fraction form
302,924,465.18/454,386,681.39 = 72,893,574.44/x - Step 3: Cross multiply
302,924,465.18x = 454,386,681.39 × 72,893,574.44 - Step 4: Simplify right side
302,924,465.18x = 33,121,869,382,174,596 - Step 5: Solve for x
x = 33,121,869,382,174,596/302,924,465.18 - Step 6: Final answer
x = 109,340,357.71
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.