Home / 12,034,138,712.10-18,051,208,068.15-9,966,195,492.90

Finding the Fourth Proportional to 12,034,138,712.10, 18,051,208,068.15 and 9,966,195,492.90

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Solution

The fourth proportional to 12,034,138,712.10, 18,051,208,068.15 and 9,966,195,492.90 is: 14,949,293,239.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,034,138,712.10 : 18,051,208,068.15 = 9,966,195,492.90 : x
  2. Step 2: Convert to fraction form
    12,034,138,712.10/18,051,208,068.15 = 9,966,195,492.90/x
  3. Step 3: Cross multiply
    12,034,138,712.10x = 18,051,208,068.15 × 9,966,195,492.90
  4. Step 4: Simplify right side
    12,034,138,712.10x = 179,901,868,490,196,647,936
  5. Step 5: Solve for x
    x = 179,901,868,490,196,647,936/12,034,138,712.10
  6. Step 6: Final answer
    x = 14,949,293,239.35

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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.