Home / 3,437,532,905.67-5,158,300,358.73-1,445,430,801.21

Finding the Fourth Proportional to 3,437,532,905.67, 5,158,300,358.73 and 1,445,430,801.21

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Solution

The fourth proportional to 3,437,532,905.67, 5,158,300,358.73 and 1,445,430,801.21 is: 2,168,987,592.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,437,532,905.67 : 5,158,300,358.73 = 1,445,430,801.21 : x
  2. Step 2: Convert to fraction form
    3,437,532,905.67/5,158,300,358.73 = 1,445,430,801.21/x
  3. Step 3: Cross multiply
    3,437,532,905.67x = 5,158,300,358.73 × 1,445,430,801.21
  4. Step 4: Simplify right side
    3,437,532,905.67x = 7,455,966,220,400,933,888
  5. Step 5: Solve for x
    x = 7,455,966,220,400,933,888/3,437,532,905.67
  6. Step 6: Final answer
    x = 2,168,987,592.27

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1.5x scale

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.