Home / 127,904,096.80-191,814,154.80-47,114,567.20

Finding the Fourth Proportional to 127,904,096.80, 191,814,154.80 and 47,114,567.20

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Solution

The fourth proportional to 127,904,096.80, 191,814,154.80 and 47,114,567.20 is: 70,656,383.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,904,096.80 : 191,814,154.80 = 47,114,567.20 : x
  2. Step 2: Convert to fraction form
    127,904,096.80/191,814,154.80 = 47,114,567.20/x
  3. Step 3: Cross multiply
    127,904,096.80x = 191,814,154.80 × 47,114,567.20
  4. Step 4: Simplify right side
    127,904,096.80x = 9,037,240,886,235,804
  5. Step 5: Solve for x
    x = 9,037,240,886,235,804/127,904,096.80
  6. Step 6: Final answer
    x = 70,656,383.28

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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.