Home / 519,913,301.40-779,680,995.30-174,878,184.60

Finding the Fourth Proportional to 519,913,301.40, 779,680,995.30 and 174,878,184.60

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Solution

The fourth proportional to 519,913,301.40, 779,680,995.30 and 174,878,184.60 is: 262,253,719.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,913,301.40 : 779,680,995.30 = 174,878,184.60 : x
  2. Step 2: Convert to fraction form
    519,913,301.40/779,680,995.30 = 174,878,184.60/x
  3. Step 3: Cross multiply
    519,913,301.40x = 779,680,995.30 × 174,878,184.60
  4. Step 4: Simplify right side
    519,913,301.40x = 136,349,197,025,185,120
  5. Step 5: Solve for x
    x = 136,349,197,025,185,120/519,913,301.40
  6. Step 6: Final answer
    x = 262,253,719.34

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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.