Home / 228,236,421.50-314,966,261.70-130,453,377.02

Finding the Fourth Proportional to 228,236,421.50, 314,966,261.70 and 130,453,377.02

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Solution

The fourth proportional to 228,236,421.50, 314,966,261.70 and 130,453,377.02 is: 180,025,660.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,236,421.50 : 314,966,261.70 = 130,453,377.02 : x
  2. Step 2: Convert to fraction form
    228,236,421.50/314,966,261.70 = 130,453,377.02/x
  3. Step 3: Cross multiply
    228,236,421.50x = 314,966,261.70 × 130,453,377.02
  4. Step 4: Simplify right side
    228,236,421.50x = 41,088,412,486,130,080
  5. Step 5: Solve for x
    x = 41,088,412,486,130,080/228,236,421.50
  6. Step 6: Final answer
    x = 180,025,660.30

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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.