Home / 979,819,349.01-1,352,148,334.30-533,786,377.47

Finding the Fourth Proportional to 979,819,349.01, 1,352,148,334.30 and 533,786,377.47

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Solution

The fourth proportional to 979,819,349.01, 1,352,148,334.30 and 533,786,377.47 is: 736,623,911.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,819,349.01 : 1,352,148,334.30 = 533,786,377.47 : x
  2. Step 2: Convert to fraction form
    979,819,349.01/1,352,148,334.30 = 533,786,377.47/x
  3. Step 3: Cross multiply
    979,819,349.01x = 1,352,148,334.30 × 533,786,377.47
  4. Step 4: Simplify right side
    979,819,349.01x = 721,758,361,168,091,520
  5. Step 5: Solve for x
    x = 721,758,361,168,091,520/979,819,349.01
  6. Step 6: Final answer
    x = 736,623,911.23

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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.