Home / 554,291,001.32-764,957,089.95-319,337,392.28

Finding the Fourth Proportional to 554,291,001.32, 764,957,089.95 and 319,337,392.28

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Solution

The fourth proportional to 554,291,001.32, 764,957,089.95 and 319,337,392.28 is: 440,706,058.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,291,001.32 : 764,957,089.95 = 319,337,392.28 : x
  2. Step 2: Convert to fraction form
    554,291,001.32/764,957,089.95 = 319,337,392.28/x
  3. Step 3: Cross multiply
    554,291,001.32x = 764,957,089.95 × 319,337,392.28
  4. Step 4: Simplify right side
    554,291,001.32x = 244,279,402,306,905,600
  5. Step 5: Solve for x
    x = 244,279,402,306,905,600/554,291,001.32
  6. Step 6: Final answer
    x = 440,706,058.24

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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.