Home / 152,064,007.60-228,096,011.40-91,548,065.20

Finding the Fourth Proportional to 152,064,007.60, 228,096,011.40 and 91,548,065.20

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Solution

The fourth proportional to 152,064,007.60, 228,096,011.40 and 91,548,065.20 is: 137,322,097.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,064,007.60 : 228,096,011.40 = 91,548,065.20 : x
  2. Step 2: Convert to fraction form
    152,064,007.60/228,096,011.40 = 91,548,065.20/x
  3. Step 3: Cross multiply
    152,064,007.60x = 228,096,011.40 × 91,548,065.20
  4. Step 4: Simplify right side
    152,064,007.60x = 20,881,748,523,507,144
  5. Step 5: Solve for x
    x = 20,881,748,523,507,144/152,064,007.60
  6. Step 6: Final answer
    x = 137,322,097.80

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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.