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Finding the Fourth Proportional to 89,069,772,012.90, 133,604,658,019.35 and 89,069,772,012.90

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Solution

The fourth proportional to 89,069,772,012.90, 133,604,658,019.35 and 89,069,772,012.90 is: 133,604,658,019.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,069,772,012.90 : 133,604,658,019.35 = 89,069,772,012.90 : x
  2. Step 2: Convert to fraction form
    89,069,772,012.90/133,604,658,019.35 = 89,069,772,012.90/x
  3. Step 3: Cross multiply
    89,069,772,012.90x = 133,604,658,019.35 × 89,069,772,012.90
  4. Step 4: Simplify right side
    89,069,772,012.90x = 11,900,136,429,644,974,915,584
  5. Step 5: Solve for x
    x = 11,900,136,429,644,974,915,584/89,069,772,012.90
  6. Step 6: Final answer
    x = 133,604,658,019.35

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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.