Home / 13,498,588,478.19-20,240,501,444.28-10,718,416,002.45

Finding the Fourth Proportional to 13,498,588,478.19, 20,240,501,444.28 and 10,718,416,002.45

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Solution

The fourth proportional to 13,498,588,478.19, 20,240,501,444.28 and 10,718,416,002.45 is: 16,071,762,979.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,498,588,478.19 : 20,240,501,444.28 = 10,718,416,002.45 : x
  2. Step 2: Convert to fraction form
    13,498,588,478.19/20,240,501,444.28 = 10,718,416,002.45/x
  3. Step 3: Cross multiply
    13,498,588,478.19x = 20,240,501,444.28 × 10,718,416,002.45
  4. Step 4: Simplify right side
    13,498,588,478.19x = 216,946,114,577,983,078,400
  5. Step 5: Solve for x
    x = 216,946,114,577,983,078,400/13,498,588,478.19
  6. Step 6: Final answer
    x = 16,071,762,979.40

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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.