Home / 671,332,949.19-926,468,041.10-373,974,831.51

Finding the Fourth Proportional to 671,332,949.19, 926,468,041.10 and 373,974,831.51

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Solution

The fourth proportional to 671,332,949.19, 926,468,041.10 and 373,974,831.51 is: 516,101,183.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,332,949.19 : 926,468,041.10 = 373,974,831.51 : x
  2. Step 2: Convert to fraction form
    671,332,949.19/926,468,041.10 = 373,974,831.51/x
  3. Step 3: Cross multiply
    671,332,949.19x = 926,468,041.10 × 373,974,831.51
  4. Step 4: Simplify right side
    671,332,949.19x = 346,475,729,569,772,224
  5. Step 5: Solve for x
    x = 346,475,729,569,772,224/671,332,949.19
  6. Step 6: Final answer
    x = 516,101,183.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.