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Finding the Fourth Proportional to 15,137,377,430.40, 22,706,066,145.60 and 15,137,377,430.40

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Solution

The fourth proportional to 15,137,377,430.40, 22,706,066,145.60 and 15,137,377,430.40 is: 22,706,066,145.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,137,377,430.40 : 22,706,066,145.60 = 15,137,377,430.40 : x
  2. Step 2: Convert to fraction form
    15,137,377,430.40/22,706,066,145.60 = 15,137,377,430.40/x
  3. Step 3: Cross multiply
    15,137,377,430.40x = 22,706,066,145.60 × 15,137,377,430.40
  4. Step 4: Simplify right side
    15,137,377,430.40x = 343,710,293,205,574,942,720
  5. Step 5: Solve for x
    x = 343,710,293,205,574,942,720/15,137,377,430.40
  6. Step 6: Final answer
    x = 22,706,066,145.60

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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.