Home / 262,440,365.20-393,660,547.80-153,153,350.80

Finding the Fourth Proportional to 262,440,365.20, 393,660,547.80 and 153,153,350.80

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Solution

The fourth proportional to 262,440,365.20, 393,660,547.80 and 153,153,350.80 is: 229,730,026.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,440,365.20 : 393,660,547.80 = 153,153,350.80 : x
  2. Step 2: Convert to fraction form
    262,440,365.20/393,660,547.80 = 153,153,350.80/x
  3. Step 3: Cross multiply
    262,440,365.20x = 393,660,547.80 × 153,153,350.80
  4. Step 4: Simplify right side
    262,440,365.20x = 60,290,431,973,333,576
  5. Step 5: Solve for x
    x = 60,290,431,973,333,576/262,440,365.20
  6. Step 6: Final answer
    x = 229,730,026.20

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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.