Home / 64,702,571,756.10-97,064,607,176.55-25,445,242,911.30

Finding the Fourth Proportional to 64,702,571,756.10, 97,064,607,176.55 and 25,445,242,911.30

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Solution

The fourth proportional to 64,702,571,756.10, 97,064,607,176.55 and 25,445,242,911.30 is: 38,172,091,783.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,702,571,756.10 : 97,064,607,176.55 = 25,445,242,911.30 : x
  2. Step 2: Convert to fraction form
    64,702,571,756.10/97,064,607,176.55 = 25,445,242,911.30/x
  3. Step 3: Cross multiply
    64,702,571,756.10x = 97,064,607,176.55 × 25,445,242,911.30
  4. Step 4: Simplify right side
    64,702,571,756.10x = 2,469,832,507,697,227,890,688
  5. Step 5: Solve for x
    x = 2,469,832,507,697,227,890,688/64,702,571,756.10
  6. Step 6: Final answer
    x = 38,172,091,783.42

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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.