Home / 406,300,868.84-560,731,762.14-230,131,720.28

Finding the Fourth Proportional to 406,300,868.84, 560,731,762.14 and 230,131,720.28

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Solution

The fourth proportional to 406,300,868.84, 560,731,762.14 and 230,131,720.28 is: 317,602,483.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,300,868.84 : 560,731,762.14 = 230,131,720.28 : x
  2. Step 2: Convert to fraction form
    406,300,868.84/560,731,762.14 = 230,131,720.28/x
  3. Step 3: Cross multiply
    406,300,868.84x = 560,731,762.14 × 230,131,720.28
  4. Step 4: Simplify right side
    406,300,868.84x = 129,042,165,036,913,968
  5. Step 5: Solve for x
    x = 129,042,165,036,913,968/406,300,868.84
  6. Step 6: Final answer
    x = 317,602,483.61

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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.