Home / 133,655,133.16-200,507,790.30-42,754,315.24

Finding the Fourth Proportional to 133,655,133.16, 200,507,790.30 and 42,754,315.24

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Solution

The fourth proportional to 133,655,133.16, 200,507,790.30 and 42,754,315.24 is: 64,139,498.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,655,133.16 : 200,507,790.30 = 42,754,315.24 : x
  2. Step 2: Convert to fraction form
    133,655,133.16/200,507,790.30 = 42,754,315.24/x
  3. Step 3: Cross multiply
    133,655,133.16x = 200,507,790.30 × 42,754,315.24
  4. Step 4: Simplify right side
    133,655,133.16x = 8,572,573,274,562,015
  5. Step 5: Solve for x
    x = 8,572,573,274,562,015/133,655,133.16
  6. Step 6: Final answer
    x = 64,139,498.96

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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.