Home / 746,498,670.60-1,119,748,005.90-516,403,720.20

Finding the Fourth Proportional to 746,498,670.60, 1,119,748,005.90 and 516,403,720.20

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Solution

The fourth proportional to 746,498,670.60, 1,119,748,005.90 and 516,403,720.20 is: 774,605,580.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,498,670.60 : 1,119,748,005.90 = 516,403,720.20 : x
  2. Step 2: Convert to fraction form
    746,498,670.60/1,119,748,005.90 = 516,403,720.20/x
  3. Step 3: Cross multiply
    746,498,670.60x = 1,119,748,005.90 × 516,403,720.20
  4. Step 4: Simplify right side
    746,498,670.60x = 578,242,035,933,291,648
  5. Step 5: Solve for x
    x = 578,242,035,933,291,648/746,498,670.60
  6. Step 6: Final answer
    x = 774,605,580.30

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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.