Home / 916,846,952.64-1,374,405,892.32-456,349,783.20

Finding the Fourth Proportional to 916,846,952.64, 1,374,405,892.32 and 456,349,783.20

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Solution

The fourth proportional to 916,846,952.64, 1,374,405,892.32 and 456,349,783.20 is: 684,094,361.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,846,952.64 : 1,374,405,892.32 = 456,349,783.20 : x
  2. Step 2: Convert to fraction form
    916,846,952.64/1,374,405,892.32 = 456,349,783.20/x
  3. Step 3: Cross multiply
    916,846,952.64x = 1,374,405,892.32 × 456,349,783.20
  4. Step 4: Simplify right side
    916,846,952.64x = 627,209,830,989,034,496
  5. Step 5: Solve for x
    x = 627,209,830,989,034,496/916,846,952.64
  6. Step 6: Final answer
    x = 684,094,361.86

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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.