Finding the Fourth Proportional to 1,860,684,238,301.80, 2,791,031,593,536.80 and 713,668,058,982.65
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Solution
The fourth proportional to 1,860,684,238,301.80, 2,791,031,593,536.80 and 713,668,058,982.65 is: 1,070,504,096,781.40
Step by Step Solution
- Step 1: Write the proportion equation
1,860,684,238,301.80 : 2,791,031,593,536.80 = 713,668,058,982.65 : x - Step 2: Convert to fraction form
1,860,684,238,301.80/2,791,031,593,536.80 = 713,668,058,982.65/x - Step 3: Cross multiply
1,860,684,238,301.80x = 2,791,031,593,536.80 × 713,668,058,982.65 - Step 4: Simplify right side
1,860,684,238,301.80x = 1,991,870,099,918,660,403,462,144 - Step 5: Solve for x
x = 1,991,870,099,918,660,403,462,144/1,860,684,238,301.80 - Step 6: Final answer
x = 1,070,504,096,781.40
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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.