Home / 558,443,866.76-836,576,052.50-435,044,387.40

Finding the Fourth Proportional to 558,443,866.76, 836,576,052.50 and 435,044,387.40

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Solution

The fourth proportional to 558,443,866.76, 836,576,052.50 and 435,044,387.40 is: 651,717,635.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,443,866.76 : 836,576,052.50 = 435,044,387.40 : x
  2. Step 2: Convert to fraction form
    558,443,866.76/836,576,052.50 = 435,044,387.40/x
  3. Step 3: Cross multiply
    558,443,866.76x = 836,576,052.50 × 435,044,387.40
  4. Step 4: Simplify right side
    558,443,866.76x = 363,947,716,271,197,504
  5. Step 5: Solve for x
    x = 363,947,716,271,197,504/558,443,866.76
  6. Step 6: Final answer
    x = 651,717,635.27

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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.