Home / 11,658,497,672.80-17,487,746,509.20-11,426,045,379.40

Finding the Fourth Proportional to 11,658,497,672.80, 17,487,746,509.20 and 11,426,045,379.40

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Solution

The fourth proportional to 11,658,497,672.80, 17,487,746,509.20 and 11,426,045,379.40 is: 17,139,068,069.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,658,497,672.80 : 17,487,746,509.20 = 11,426,045,379.40 : x
  2. Step 2: Convert to fraction form
    11,658,497,672.80/17,487,746,509.20 = 11,426,045,379.40/x
  3. Step 3: Cross multiply
    11,658,497,672.80x = 17,487,746,509.20 × 11,426,045,379.40
  4. Step 4: Simplify right side
    11,658,497,672.80x = 199,815,785,197,563,150,336
  5. Step 5: Solve for x
    x = 199,815,785,197,563,150,336/11,658,497,672.80
  6. Step 6: Final answer
    x = 17,139,068,069.10

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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.