Home / 10,377,580,820.40-15,566,371,230.60-10,280,834,938.80

Finding the Fourth Proportional to 10,377,580,820.40, 15,566,371,230.60 and 10,280,834,938.80

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Solution

The fourth proportional to 10,377,580,820.40, 15,566,371,230.60 and 10,280,834,938.80 is: 15,421,252,408.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,377,580,820.40 : 15,566,371,230.60 = 10,280,834,938.80 : x
  2. Step 2: Convert to fraction form
    10,377,580,820.40/15,566,371,230.60 = 10,280,834,938.80/x
  3. Step 3: Cross multiply
    10,377,580,820.40x = 15,566,371,230.60 × 10,280,834,938.80
  4. Step 4: Simplify right side
    10,377,580,820.40x = 160,035,293,217,883,619,328
  5. Step 5: Solve for x
    x = 160,035,293,217,883,619,328/10,377,580,820.40
  6. Step 6: Final answer
    x = 15,421,252,408.20

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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.