Home / 526,903,594.30-790,357,126.65-133,430,205.34

Finding the Fourth Proportional to 526,903,594.30, 790,357,126.65 and 133,430,205.34

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Solution

The fourth proportional to 526,903,594.30, 790,357,126.65 and 133,430,205.34 is: 200,145,747.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,903,594.30 : 790,357,126.65 = 133,430,205.34 : x
  2. Step 2: Convert to fraction form
    526,903,594.30/790,357,126.65 = 133,430,205.34/x
  3. Step 3: Cross multiply
    526,903,594.30x = 790,357,126.65 × 133,430,205.34
  4. Step 4: Simplify right side
    526,903,594.30x = 105,457,513,700,841,888
  5. Step 5: Solve for x
    x = 105,457,513,700,841,888/526,903,594.30
  6. Step 6: Final answer
    x = 200,145,747.42

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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.