Home / 749,514,173.49-1,034,361,888.53-414,986,697.45

Finding the Fourth Proportional to 749,514,173.49, 1,034,361,888.53 and 414,986,697.45

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Solution

The fourth proportional to 749,514,173.49, 1,034,361,888.53 and 414,986,697.45 is: 572,699,542.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,514,173.49 : 1,034,361,888.53 = 414,986,697.45 : x
  2. Step 2: Convert to fraction form
    749,514,173.49/1,034,361,888.53 = 414,986,697.45/x
  3. Step 3: Cross multiply
    749,514,173.49x = 1,034,361,888.53 × 414,986,697.45
  4. Step 4: Simplify right side
    749,514,173.49x = 429,246,424,087,134,784
  5. Step 5: Solve for x
    x = 429,246,424,087,134,784/749,514,173.49
  6. Step 6: Final answer
    x = 572,699,542.28

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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.