Home / 493,724,897.40-740,587,346.10-448,525,840.35

Finding the Fourth Proportional to 493,724,897.40, 740,587,346.10 and 448,525,840.35

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Solution

The fourth proportional to 493,724,897.40, 740,587,346.10 and 448,525,840.35 is: 672,788,760.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,724,897.40 : 740,587,346.10 = 448,525,840.35 : x
  2. Step 2: Convert to fraction form
    493,724,897.40/740,587,346.10 = 448,525,840.35/x
  3. Step 3: Cross multiply
    493,724,897.40x = 740,587,346.10 × 448,525,840.35
  4. Step 4: Simplify right side
    493,724,897.40x = 332,172,561,762,078,848
  5. Step 5: Solve for x
    x = 332,172,561,762,078,848/493,724,897.40
  6. Step 6: Final answer
    x = 672,788,760.53

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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.