Home / 423,877,365.40-584,956,036.62-256,611,406.36

Finding the Fourth Proportional to 423,877,365.40, 584,956,036.62 and 256,611,406.36

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Solution

The fourth proportional to 423,877,365.40, 584,956,036.62 and 256,611,406.36 is: 354,126,932.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,877,365.40 : 584,956,036.62 = 256,611,406.36 : x
  2. Step 2: Convert to fraction form
    423,877,365.40/584,956,036.62 = 256,611,406.36/x
  3. Step 3: Cross multiply
    423,877,365.40x = 584,956,036.62 × 256,611,406.36
  4. Step 4: Simplify right side
    423,877,365.40x = 150,106,391,215,829,856
  5. Step 5: Solve for x
    x = 150,106,391,215,829,856/423,877,365.40
  6. Step 6: Final answer
    x = 354,126,932.62

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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.