Home / 57,020,698,932.65-85,534,316,979.85-15,096,475,212.55

Finding the Fourth Proportional to 57,020,698,932.65, 85,534,316,979.85 and 15,096,475,212.55

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Solution

The fourth proportional to 57,020,698,932.65, 85,534,316,979.85 and 15,096,475,212.55 is: 22,645,578,189.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,020,698,932.65 : 85,534,316,979.85 = 15,096,475,212.55 : x
  2. Step 2: Convert to fraction form
    57,020,698,932.65/85,534,316,979.85 = 15,096,475,212.55/x
  3. Step 3: Cross multiply
    57,020,698,932.65x = 85,534,316,979.85 × 15,096,475,212.55
  4. Step 4: Simplify right side
    57,020,698,932.65x = 1,291,266,696,108,700,073,984
  5. Step 5: Solve for x
    x = 1,291,266,696,108,700,073,984/57,020,698,932.65
  6. Step 6: Final answer
    x = 22,645,578,189.67

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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.