Home / 1,234,961,131.60-1,852,441,697.40-507,708,139.60

Finding the Fourth Proportional to 1,234,961,131.60, 1,852,441,697.40 and 507,708,139.60

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Solution

The fourth proportional to 1,234,961,131.60, 1,852,441,697.40 and 507,708,139.60 is: 761,562,209.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,234,961,131.60 : 1,852,441,697.40 = 507,708,139.60 : x
  2. Step 2: Convert to fraction form
    1,234,961,131.60/1,852,441,697.40 = 507,708,139.60/x
  3. Step 3: Cross multiply
    1,234,961,131.60x = 1,852,441,697.40 × 507,708,139.60
  4. Step 4: Simplify right side
    1,234,961,131.60x = 940,499,727,904,420,224
  5. Step 5: Solve for x
    x = 940,499,727,904,420,224/1,234,961,131.60
  6. Step 6: Final answer
    x = 761,562,209.40

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Half scale
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Double scale
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Similar ratio
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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.