Home / 21,408,602,692.80-32,112,904,039.20-15,898,622,404.80

Finding the Fourth Proportional to 21,408,602,692.80, 32,112,904,039.20 and 15,898,622,404.80

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Solution

The fourth proportional to 21,408,602,692.80, 32,112,904,039.20 and 15,898,622,404.80 is: 23,847,933,607.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,408,602,692.80 : 32,112,904,039.20 = 15,898,622,404.80 : x
  2. Step 2: Convert to fraction form
    21,408,602,692.80/32,112,904,039.20 = 15,898,622,404.80/x
  3. Step 3: Cross multiply
    21,408,602,692.80x = 32,112,904,039.20 × 15,898,622,404.80
  4. Step 4: Simplify right side
    21,408,602,692.80x = 510,550,935,640,817,532,928
  5. Step 5: Solve for x
    x = 510,550,935,640,817,532,928/21,408,602,692.80
  6. Step 6: Final answer
    x = 23,847,933,607.20

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1.5x scale

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.