Home / 115,308,241,866.72-159,131,930,795.28-64,558,740,538.08

Finding the Fourth Proportional to 115,308,241,866.72, 159,131,930,795.28 and 64,558,740,538.08

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Solution

The fourth proportional to 115,308,241,866.72, 159,131,930,795.28 and 64,558,740,538.08 is: 89,094,733,084.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,308,241,866.72 : 159,131,930,795.28 = 64,558,740,538.08 : x
  2. Step 2: Convert to fraction form
    115,308,241,866.72/159,131,930,795.28 = 64,558,740,538.08/x
  3. Step 3: Cross multiply
    115,308,241,866.72x = 159,131,930,795.28 × 64,558,740,538.08
  4. Step 4: Simplify right side
    115,308,241,866.72x = 10,273,357,031,536,184,000,512
  5. Step 5: Solve for x
    x = 10,273,357,031,536,184,000,512/115,308,241,866.72
  6. Step 6: Final answer
    x = 89,094,733,084.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.