Home / 623,142,454.56-859,883,018.04-344,614,649.28

Finding the Fourth Proportional to 623,142,454.56, 859,883,018.04 and 344,614,649.28

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Solution

The fourth proportional to 623,142,454.56, 859,883,018.04 and 344,614,649.28 is: 475,538,590.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,142,454.56 : 859,883,018.04 = 344,614,649.28 : x
  2. Step 2: Convert to fraction form
    623,142,454.56/859,883,018.04 = 344,614,649.28/x
  3. Step 3: Cross multiply
    623,142,454.56x = 859,883,018.04 × 344,614,649.28
  4. Step 4: Simplify right side
    623,142,454.56x = 296,328,284,683,682,496
  5. Step 5: Solve for x
    x = 296,328,284,683,682,496/623,142,454.56
  6. Step 6: Final answer
    x = 475,538,590.76

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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.