Home / 1,197,677,378.40-1,797,159,220.52-498,652,079.64

Finding the Fourth Proportional to 1,197,677,378.40, 1,797,159,220.52 and 498,652,079.64

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Solution

The fourth proportional to 1,197,677,378.40, 1,797,159,220.52 and 498,652,079.64 is: 748,245,895.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,677,378.40 : 1,797,159,220.52 = 498,652,079.64 : x
  2. Step 2: Convert to fraction form
    1,197,677,378.40/1,797,159,220.52 = 498,652,079.64/x
  3. Step 3: Cross multiply
    1,197,677,378.40x = 1,797,159,220.52 × 498,652,079.64
  4. Step 4: Simplify right side
    1,197,677,378.40x = 896,157,182,756,499,328
  5. Step 5: Solve for x
    x = 896,157,182,756,499,328/1,197,677,378.40
  6. Step 6: Final answer
    x = 748,245,895.70

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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.