Home / 165,243,351,569.40-247,865,027,354.10-99,123,588,113.40

Finding the Fourth Proportional to 165,243,351,569.40, 247,865,027,354.10 and 99,123,588,113.40

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Solution

The fourth proportional to 165,243,351,569.40, 247,865,027,354.10 and 99,123,588,113.40 is: 148,685,382,170.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,243,351,569.40 : 247,865,027,354.10 = 99,123,588,113.40 : x
  2. Step 2: Convert to fraction form
    165,243,351,569.40/247,865,027,354.10 = 99,123,588,113.40/x
  3. Step 3: Cross multiply
    165,243,351,569.40x = 247,865,027,354.10 × 99,123,588,113.40
  4. Step 4: Simplify right side
    165,243,351,569.40x = 24,569,270,879,164,431,335,424
  5. Step 5: Solve for x
    x = 24,569,270,879,164,431,335,424/165,243,351,569.40
  6. Step 6: Final answer
    x = 148,685,382,170.10

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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.