Home / 19,276,704,363.60-28,915,056,545.40-10,430,124,901.20

Finding the Fourth Proportional to 19,276,704,363.60, 28,915,056,545.40 and 10,430,124,901.20

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Solution

The fourth proportional to 19,276,704,363.60, 28,915,056,545.40 and 10,430,124,901.20 is: 15,645,187,351.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,276,704,363.60 : 28,915,056,545.40 = 10,430,124,901.20 : x
  2. Step 2: Convert to fraction form
    19,276,704,363.60/28,915,056,545.40 = 10,430,124,901.20/x
  3. Step 3: Cross multiply
    19,276,704,363.60x = 28,915,056,545.40 × 10,430,124,901.20
  4. Step 4: Simplify right side
    19,276,704,363.60x = 301,587,651,293,782,605,824
  5. Step 5: Solve for x
    x = 301,587,651,293,782,605,824/19,276,704,363.60
  6. Step 6: Final answer
    x = 15,645,187,351.80

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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.