Home / 160,285,430.40-240,428,145.60-92,260,982.40

Finding the Fourth Proportional to 160,285,430.40, 240,428,145.60 and 92,260,982.40

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Solution

The fourth proportional to 160,285,430.40, 240,428,145.60 and 92,260,982.40 is: 138,391,473.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,285,430.40 : 240,428,145.60 = 92,260,982.40 : x
  2. Step 2: Convert to fraction form
    160,285,430.40/240,428,145.60 = 92,260,982.40/x
  3. Step 3: Cross multiply
    160,285,430.40x = 240,428,145.60 × 92,260,982.40
  4. Step 4: Simplify right side
    160,285,430.40x = 22,182,136,909,666,240
  5. Step 5: Solve for x
    x = 22,182,136,909,666,240/160,285,430.40
  6. Step 6: Final answer
    x = 138,391,473.60

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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.