Home / 9,465,006,758.10-13,062,018,954.51-5,178,120,629.19

Finding the Fourth Proportional to 9,465,006,758.10, 13,062,018,954.51 and 5,178,120,629.19

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Solution

The fourth proportional to 9,465,006,758.10, 13,062,018,954.51 and 5,178,120,629.19 is: 7,145,975,859.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,465,006,758.10 : 13,062,018,954.51 = 5,178,120,629.19 : x
  2. Step 2: Convert to fraction form
    9,465,006,758.10/13,062,018,954.51 = 5,178,120,629.19/x
  3. Step 3: Cross multiply
    9,465,006,758.10x = 13,062,018,954.51 × 5,178,120,629.19
  4. Step 4: Simplify right side
    9,465,006,758.10x = 67,636,709,807,219,023,872
  5. Step 5: Solve for x
    x = 67,636,709,807,219,023,872/9,465,006,758.10
  6. Step 6: Final answer
    x = 7,145,975,859.90

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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.