Home / 537,256,221.80-805,884,332.70-494,258,052.20

Finding the Fourth Proportional to 537,256,221.80, 805,884,332.70 and 494,258,052.20

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Solution

The fourth proportional to 537,256,221.80, 805,884,332.70 and 494,258,052.20 is: 741,387,078.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,256,221.80 : 805,884,332.70 = 494,258,052.20 : x
  2. Step 2: Convert to fraction form
    537,256,221.80/805,884,332.70 = 494,258,052.20/x
  3. Step 3: Cross multiply
    537,256,221.80x = 805,884,332.70 × 494,258,052.20
  4. Step 4: Simplify right side
    537,256,221.80x = 398,314,820,578,798,784
  5. Step 5: Solve for x
    x = 398,314,820,578,798,784/537,256,221.80
  6. Step 6: Final answer
    x = 741,387,078.30

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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.