Home / 9,488,878,411.39-13,094,368,700.72-5,201,945,147.66

Finding the Fourth Proportional to 9,488,878,411.39, 13,094,368,700.72 and 5,201,945,147.66

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Solution

The fourth proportional to 9,488,878,411.39, 13,094,368,700.72 and 5,201,945,147.66 is: 7,178,528,880.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,488,878,411.39 : 13,094,368,700.72 = 5,201,945,147.66 : x
  2. Step 2: Convert to fraction form
    9,488,878,411.39/13,094,368,700.72 = 5,201,945,147.66/x
  3. Step 3: Cross multiply
    9,488,878,411.39x = 13,094,368,700.72 × 5,201,945,147.66
  4. Step 4: Simplify right side
    9,488,878,411.39x = 68,116,187,724,289,900,544
  5. Step 5: Solve for x
    x = 68,116,187,724,289,900,544/9,488,878,411.39
  6. Step 6: Final answer
    x = 7,178,528,880.98

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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.