Home / 12,931,250,318.10-19,396,875,477.15-9,444,465,917.10

Finding the Fourth Proportional to 12,931,250,318.10, 19,396,875,477.15 and 9,444,465,917.10

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Solution

The fourth proportional to 12,931,250,318.10, 19,396,875,477.15 and 9,444,465,917.10 is: 14,166,698,875.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,931,250,318.10 : 19,396,875,477.15 = 9,444,465,917.10 : x
  2. Step 2: Convert to fraction form
    12,931,250,318.10/19,396,875,477.15 = 9,444,465,917.10/x
  3. Step 3: Cross multiply
    12,931,250,318.10x = 19,396,875,477.15 × 9,444,465,917.10
  4. Step 4: Simplify right side
    12,931,250,318.10x = 183,193,129,342,176,002,048
  5. Step 5: Solve for x
    x = 183,193,129,342,176,002,048/12,931,250,318.10
  6. Step 6: Final answer
    x = 14,166,698,875.65

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Double scale
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1.5x scale

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.