Home / 13,439,023,079,278-18,545,654,477,780-7,506,364,345,709.20

Finding the Fourth Proportional to 13,439,023,079,278, 18,545,654,477,780 and 7,506,364,345,709.20

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Solution

The fourth proportional to 13,439,023,079,278, 18,545,654,477,780 and 7,506,364,345,709.20 is: 10,358,672,555,187.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,439,023,079,278 : 18,545,654,477,780 = 7,506,364,345,709.20 : x
  2. Step 2: Convert to fraction form
    13,439,023,079,278/18,545,654,477,780 = 7,506,364,345,709.20/x
  3. Step 3: Cross multiply
    13,439,023,079,278x = 18,545,654,477,780 × 7,506,364,345,709.20
  4. Step 4: Simplify right side
    13,439,023,079,278x = 139,210,439,539,849,973,949,530,112
  5. Step 5: Solve for x
    x = 139,210,439,539,849,973,949,530,112/13,439,023,079,278
  6. Step 6: Final answer
    x = 10,358,672,555,187.62

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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.