Home / 199,655,407.20-299,483,110.80-56,029,576.80

Finding the Fourth Proportional to 199,655,407.20, 299,483,110.80 and 56,029,576.80

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Solution

The fourth proportional to 199,655,407.20, 299,483,110.80 and 56,029,576.80 is: 84,044,365.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,655,407.20 : 299,483,110.80 = 56,029,576.80 : x
  2. Step 2: Convert to fraction form
    199,655,407.20/299,483,110.80 = 56,029,576.80/x
  3. Step 3: Cross multiply
    199,655,407.20x = 299,483,110.80 × 56,029,576.80
  4. Step 4: Simplify right side
    199,655,407.20x = 16,779,911,956,871,510
  5. Step 5: Solve for x
    x = 16,779,911,956,871,510/199,655,407.20
  6. Step 6: Final answer
    x = 84,044,365.20

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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.