Finding the Fourth Proportional to 474,122,697,521.48, 654,272,393,724 and 268,352,518,926.96
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Solution
The fourth proportional to 474,122,697,521.48, 654,272,393,724 and 268,352,518,926.96 is: 370,316,894,420.04
Step by Step Solution
- Step 1: Write the proportion equation
474,122,697,521.48 : 654,272,393,724 = 268,352,518,926.96 : x - Step 2: Convert to fraction form
474,122,697,521.48/654,272,393,724 = 268,352,518,926.96/x - Step 3: Cross multiply
474,122,697,521.48x = 654,272,393,724 × 268,352,518,926.96 - Step 4: Simplify right side
474,122,697,521.48x = 175,575,644,920,207,139,405,824 - Step 5: Solve for x
x = 175,575,644,920,207,139,405,824/474,122,697,521.48 - Step 6: Final answer
x = 370,316,894,420.04
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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.