Home / 479,574,130.14-719,386,600.16-147,809,009.84

Finding the Fourth Proportional to 479,574,130.14, 719,386,600.16 and 147,809,009.84

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Solution

The fourth proportional to 479,574,130.14, 719,386,600.16 and 147,809,009.84 is: 221,721,344.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,574,130.14 : 719,386,600.16 = 147,809,009.84 : x
  2. Step 2: Convert to fraction form
    479,574,130.14/719,386,600.16 = 147,809,009.84/x
  3. Step 3: Cross multiply
    479,574,130.14x = 719,386,600.16 × 147,809,009.84
  4. Step 4: Simplify right side
    479,574,130.14x = 106,331,821,057,477,616
  5. Step 5: Solve for x
    x = 106,331,821,057,477,616/479,574,130.14
  6. Step 6: Final answer
    x = 221,721,344.78

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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.