Home / 19,664,052,434.29-27,138,495,325.09-12,048,152,568.76

Finding the Fourth Proportional to 19,664,052,434.29, 27,138,495,325.09 and 12,048,152,568.76

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Solution

The fourth proportional to 19,664,052,434.29, 27,138,495,325.09 and 12,048,152,568.76 is: 16,627,739,030.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,664,052,434.29 : 27,138,495,325.09 = 12,048,152,568.76 : x
  2. Step 2: Convert to fraction form
    19,664,052,434.29/27,138,495,325.09 = 12,048,152,568.76/x
  3. Step 3: Cross multiply
    19,664,052,434.29x = 27,138,495,325.09 × 12,048,152,568.76
  4. Step 4: Simplify right side
    19,664,052,434.29x = 326,968,732,163,279,421,440
  5. Step 5: Solve for x
    x = 326,968,732,163,279,421,440/19,664,052,434.29
  6. Step 6: Final answer
    x = 16,627,739,030.69

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Double scale
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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.