Home / 746,497,534.40-1,119,746,301.60-261,872,331.20

Finding the Fourth Proportional to 746,497,534.40, 1,119,746,301.60 and 261,872,331.20

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Solution

The fourth proportional to 746,497,534.40, 1,119,746,301.60 and 261,872,331.20 is: 392,808,496.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,497,534.40 : 1,119,746,301.60 = 261,872,331.20 : x
  2. Step 2: Convert to fraction form
    746,497,534.40/1,119,746,301.60 = 261,872,331.20/x
  3. Step 3: Cross multiply
    746,497,534.40x = 1,119,746,301.60 × 261,872,331.20
  4. Step 4: Simplify right side
    746,497,534.40x = 293,230,574,352,570,240
  5. Step 5: Solve for x
    x = 293,230,574,352,570,240/746,497,534.40
  6. Step 6: Final answer
    x = 392,808,496.80

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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.