Home / 347,575,302.80-521,432,938.20-101,931,462.80

Finding the Fourth Proportional to 347,575,302.80, 521,432,938.20 and 101,931,462.80

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Solution

The fourth proportional to 347,575,302.80, 521,432,938.20 and 101,931,462.80 is: 152,917,718.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,575,302.80 : 521,432,938.20 = 101,931,462.80 : x
  2. Step 2: Convert to fraction form
    347,575,302.80/521,432,938.20 = 101,931,462.80/x
  3. Step 3: Cross multiply
    347,575,302.80x = 521,432,938.20 × 101,931,462.80
  4. Step 4: Simplify right side
    347,575,302.80x = 53,150,422,142,828,000
  5. Step 5: Solve for x
    x = 53,150,422,142,828,000/347,575,302.80
  6. Step 6: Final answer
    x = 152,917,718.02

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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.