Home / 1,461,169,518.34-2,191,532,824.09-397,675,239.46

Finding the Fourth Proportional to 1,461,169,518.34, 2,191,532,824.09 and 397,675,239.46

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Solution

The fourth proportional to 1,461,169,518.34, 2,191,532,824.09 and 397,675,239.46 is: 596,452,587.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,461,169,518.34 : 2,191,532,824.09 = 397,675,239.46 : x
  2. Step 2: Convert to fraction form
    1,461,169,518.34/2,191,532,824.09 = 397,675,239.46/x
  3. Step 3: Cross multiply
    1,461,169,518.34x = 2,191,532,824.09 × 397,675,239.46
  4. Step 4: Simplify right side
    1,461,169,518.34x = 871,518,340,604,440,832
  5. Step 5: Solve for x
    x = 871,518,340,604,440,832/1,461,169,518.34
  6. Step 6: Final answer
    x = 596,452,587.92

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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.