Home / 13,032,433,411.20-19,548,650,116.80-12,012,066,691.20

Finding the Fourth Proportional to 13,032,433,411.20, 19,548,650,116.80 and 12,012,066,691.20

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Solution

The fourth proportional to 13,032,433,411.20, 19,548,650,116.80 and 12,012,066,691.20 is: 18,018,100,036.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,032,433,411.20 : 19,548,650,116.80 = 12,012,066,691.20 : x
  2. Step 2: Convert to fraction form
    13,032,433,411.20/19,548,650,116.80 = 12,012,066,691.20/x
  3. Step 3: Cross multiply
    13,032,433,411.20x = 19,548,650,116.80 × 12,012,066,691.20
  4. Step 4: Simplify right side
    13,032,433,411.20x = 234,819,688,925,936,287,744
  5. Step 5: Solve for x
    x = 234,819,688,925,936,287,744/13,032,433,411.20
  6. Step 6: Final answer
    x = 18,018,100,036.80

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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.