Home / 10,915,088,331.60-16,372,632,497.40-9,537,593,259.60

Finding the Fourth Proportional to 10,915,088,331.60, 16,372,632,497.40 and 9,537,593,259.60

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Solution

The fourth proportional to 10,915,088,331.60, 16,372,632,497.40 and 9,537,593,259.60 is: 14,306,389,889.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,915,088,331.60 : 16,372,632,497.40 = 9,537,593,259.60 : x
  2. Step 2: Convert to fraction form
    10,915,088,331.60/16,372,632,497.40 = 9,537,593,259.60/x
  3. Step 3: Cross multiply
    10,915,088,331.60x = 16,372,632,497.40 × 9,537,593,259.60
  4. Step 4: Simplify right side
    10,915,088,331.60x = 156,155,509,349,110,153,216
  5. Step 5: Solve for x
    x = 156,155,509,349,110,153,216/10,915,088,331.60
  6. Step 6: Final answer
    x = 14,306,389,889.40

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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.