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Finding the Fourth Proportional to 64,746,438.60, 97,119,657.90 and 64,746,438.60

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Solution

The fourth proportional to 64,746,438.60, 97,119,657.90 and 64,746,438.60 is: 97,119,657.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,746,438.60 : 97,119,657.90 = 64,746,438.60 : x
  2. Step 2: Convert to fraction form
    64,746,438.60/97,119,657.90 = 64,746,438.60/x
  3. Step 3: Cross multiply
    64,746,438.60x = 97,119,657.90 × 64,746,438.60
  4. Step 4: Simplify right side
    64,746,438.60x = 6,288,151,967,075,355
  5. Step 5: Solve for x
    x = 6,288,151,967,075,355/64,746,438.60
  6. Step 6: Final answer
    x = 97,119,657.90

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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.