Home / 149,361,412.10-223,953,644.55-77,697,796.10

Finding the Fourth Proportional to 149,361,412.10, 223,953,644.55 and 77,697,796.10

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Solution

The fourth proportional to 149,361,412.10, 223,953,644.55 and 77,697,796.10 is: 116,500,670.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,361,412.10 : 223,953,644.55 = 77,697,796.10 : x
  2. Step 2: Convert to fraction form
    149,361,412.10/223,953,644.55 = 77,697,796.10/x
  3. Step 3: Cross multiply
    149,361,412.10x = 223,953,644.55 × 77,697,796.10
  4. Step 4: Simplify right side
    149,361,412.10x = 17,400,704,610,097,776
  5. Step 5: Solve for x
    x = 17,400,704,610,097,776/149,361,412.10
  6. Step 6: Final answer
    x = 116,500,670.19

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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.