Home / 352,134,807.60-528,202,211.40-215,896,954.80

Finding the Fourth Proportional to 352,134,807.60, 528,202,211.40 and 215,896,954.80

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Solution

The fourth proportional to 352,134,807.60, 528,202,211.40 and 215,896,954.80 is: 323,845,432.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,134,807.60 : 528,202,211.40 = 215,896,954.80 : x
  2. Step 2: Convert to fraction form
    352,134,807.60/528,202,211.40 = 215,896,954.80/x
  3. Step 3: Cross multiply
    352,134,807.60x = 528,202,211.40 × 215,896,954.80
  4. Step 4: Simplify right side
    352,134,807.60x = 114,037,248,959,885,840
  5. Step 5: Solve for x
    x = 114,037,248,959,885,840/352,134,807.60
  6. Step 6: Final answer
    x = 323,845,432.20

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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.