Home / 347,633,688.30-521,520,516.45-101,989,848.30

Finding the Fourth Proportional to 347,633,688.30, 521,520,516.45 and 101,989,848.30

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Solution

The fourth proportional to 347,633,688.30, 521,520,516.45 and 101,989,848.30 is: 153,005,304.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,633,688.30 : 521,520,516.45 = 101,989,848.30 : x
  2. Step 2: Convert to fraction form
    347,633,688.30/521,520,516.45 = 101,989,848.30/x
  3. Step 3: Cross multiply
    347,633,688.30x = 521,520,516.45 × 101,989,848.30
  4. Step 4: Simplify right side
    347,633,688.30x = 53,189,798,358,073,152
  5. Step 5: Solve for x
    x = 53,189,798,358,073,152/347,633,688.30
  6. Step 6: Final answer
    x = 153,005,304.57

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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.