Home / 525,334,421.10-788,003,127.59-151,872,709.57

Finding the Fourth Proportional to 525,334,421.10, 788,003,127.59 and 151,872,709.57

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Solution

The fourth proportional to 525,334,421.10, 788,003,127.59 and 151,872,709.57 is: 227,809,496.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,334,421.10 : 788,003,127.59 = 151,872,709.57 : x
  2. Step 2: Convert to fraction form
    525,334,421.10/788,003,127.59 = 151,872,709.57/x
  3. Step 3: Cross multiply
    525,334,421.10x = 788,003,127.59 × 151,872,709.57
  4. Step 4: Simplify right side
    525,334,421.10x = 119,676,170,132,028,352
  5. Step 5: Solve for x
    x = 119,676,170,132,028,352/525,334,421.10
  6. Step 6: Final answer
    x = 227,809,496.82

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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.