Home / 258,462,510.40-387,693,765.60-94,699,950.40

Finding the Fourth Proportional to 258,462,510.40, 387,693,765.60 and 94,699,950.40

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Solution

The fourth proportional to 258,462,510.40, 387,693,765.60 and 94,699,950.40 is: 142,049,925.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,462,510.40 : 387,693,765.60 = 94,699,950.40 : x
  2. Step 2: Convert to fraction form
    258,462,510.40/387,693,765.60 = 94,699,950.40/x
  3. Step 3: Cross multiply
    258,462,510.40x = 387,693,765.60 × 94,699,950.40
  4. Step 4: Simplify right side
    258,462,510.40x = 36,714,580,372,709,232
  5. Step 5: Solve for x
    x = 36,714,580,372,709,232/258,462,510.40
  6. Step 6: Final answer
    x = 142,049,925.60

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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.