Home / 14,553,632,123.08-20,084,072,840.22-7,870,628,685.40

Finding the Fourth Proportional to 14,553,632,123.08, 20,084,072,840.22 and 7,870,628,685.40

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Solution

The fourth proportional to 14,553,632,123.08, 20,084,072,840.22 and 7,870,628,685.40 is: 10,861,500,309.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,553,632,123.08 : 20,084,072,840.22 = 7,870,628,685.40 : x
  2. Step 2: Convert to fraction form
    14,553,632,123.08/20,084,072,840.22 = 7,870,628,685.40/x
  3. Step 3: Cross multiply
    14,553,632,123.08x = 20,084,072,840.22 × 7,870,628,685.40
  4. Step 4: Simplify right side
    14,553,632,123.08x = 158,074,279,815,898,595,328
  5. Step 5: Solve for x
    x = 158,074,279,815,898,595,328/14,553,632,123.08
  6. Step 6: Final answer
    x = 10,861,500,309.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.