Home / 716,241,379.20-1,074,362,068.80-498,563,145.60

Finding the Fourth Proportional to 716,241,379.20, 1,074,362,068.80 and 498,563,145.60

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Solution

The fourth proportional to 716,241,379.20, 1,074,362,068.80 and 498,563,145.60 is: 747,844,718.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,241,379.20 : 1,074,362,068.80 = 498,563,145.60 : x
  2. Step 2: Convert to fraction form
    716,241,379.20/1,074,362,068.80 = 498,563,145.60/x
  3. Step 3: Cross multiply
    716,241,379.20x = 1,074,362,068.80 × 498,563,145.60
  4. Step 4: Simplify right side
    716,241,379.20x = 535,637,332,534,251,648
  5. Step 5: Solve for x
    x = 535,637,332,534,251,648/716,241,379.20
  6. Step 6: Final answer
    x = 747,844,718.40

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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.