Home / 435,660,342.30-653,490,513.45-159,311,022.30

Finding the Fourth Proportional to 435,660,342.30, 653,490,513.45 and 159,311,022.30

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Solution

The fourth proportional to 435,660,342.30, 653,490,513.45 and 159,311,022.30 is: 238,966,533.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,660,342.30 : 653,490,513.45 = 159,311,022.30 : x
  2. Step 2: Convert to fraction form
    435,660,342.30/653,490,513.45 = 159,311,022.30/x
  3. Step 3: Cross multiply
    435,660,342.30x = 653,490,513.45 × 159,311,022.30
  4. Step 4: Simplify right side
    435,660,342.30x = 104,108,241,761,071,408
  5. Step 5: Solve for x
    x = 104,108,241,761,071,408/435,660,342.30
  6. Step 6: Final answer
    x = 238,966,533.45

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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.