Home / 1,156,686,904.44-1,596,227,928.12-661,649,612.88

Finding the Fourth Proportional to 1,156,686,904.44, 1,596,227,928.12 and 661,649,612.88

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Solution

The fourth proportional to 1,156,686,904.44, 1,596,227,928.12 and 661,649,612.88 is: 913,076,465.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,686,904.44 : 1,596,227,928.12 = 661,649,612.88 : x
  2. Step 2: Convert to fraction form
    1,156,686,904.44/1,596,227,928.12 = 661,649,612.88/x
  3. Step 3: Cross multiply
    1,156,686,904.44x = 1,596,227,928.12 × 661,649,612.88
  4. Step 4: Simplify right side
    1,156,686,904.44x = 1,056,143,590,708,842,368
  5. Step 5: Solve for x
    x = 1,056,143,590,708,842,368/1,156,686,904.44
  6. Step 6: Final answer
    x = 913,076,465.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.