Home / 155,871,418.80-233,828,123.40-53,666,785.20

Finding the Fourth Proportional to 155,871,418.80, 233,828,123.40 and 53,666,785.20

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Solution

The fourth proportional to 155,871,418.80, 233,828,123.40 and 53,666,785.20 is: 80,507,406.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,871,418.80 : 233,828,123.40 = 53,666,785.20 : x
  2. Step 2: Convert to fraction form
    155,871,418.80/233,828,123.40 = 53,666,785.20/x
  3. Step 3: Cross multiply
    155,871,418.80x = 233,828,123.40 × 53,666,785.20
  4. Step 4: Simplify right side
    155,871,418.80x = 12,548,803,672,226,894
  5. Step 5: Solve for x
    x = 12,548,803,672,226,894/155,871,418.80
  6. Step 6: Final answer
    x = 80,507,406.48

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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.