Home / 13,612,518,265.86-18,785,293,303.11-7,508,733,139.22

Finding the Fourth Proportional to 13,612,518,265.86, 18,785,293,303.11 and 7,508,733,139.22

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Solution

The fourth proportional to 13,612,518,265.86, 18,785,293,303.11 and 7,508,733,139.22 is: 10,362,061,714.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,612,518,265.86 : 18,785,293,303.11 = 7,508,733,139.22 : x
  2. Step 2: Convert to fraction form
    13,612,518,265.86/18,785,293,303.11 = 7,508,733,139.22/x
  3. Step 3: Cross multiply
    13,612,518,265.86x = 18,785,293,303.11 × 7,508,733,139.22
  4. Step 4: Simplify right side
    13,612,518,265.86x = 141,053,754,355,134,758,912
  5. Step 5: Solve for x
    x = 141,053,754,355,134,758,912/13,612,518,265.86
  6. Step 6: Final answer
    x = 10,362,061,714.10

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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.