Home / 456,915,030.67-685,763,902.53-453,475,776.96

Finding the Fourth Proportional to 456,915,030.67, 685,763,902.53 and 453,475,776.96

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Solution

The fourth proportional to 456,915,030.67, 685,763,902.53 and 453,475,776.96 is: 680,602,076.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,915,030.67 : 685,763,902.53 = 453,475,776.96 : x
  2. Step 2: Convert to fraction form
    456,915,030.67/685,763,902.53 = 453,475,776.96/x
  3. Step 3: Cross multiply
    456,915,030.67x = 685,763,902.53 × 453,475,776.96
  4. Step 4: Simplify right side
    456,915,030.67x = 310,977,318,510,913,408
  5. Step 5: Solve for x
    x = 310,977,318,510,913,408/456,915,030.67
  6. Step 6: Final answer
    x = 680,602,076.18

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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.