Home / 268,332,397.60-370,290,131.76-150,862,698.40

Finding the Fourth Proportional to 268,332,397.60, 370,290,131.76 and 150,862,698.40

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Solution

The fourth proportional to 268,332,397.60, 370,290,131.76 and 150,862,698.40 is: 208,185,701.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,332,397.60 : 370,290,131.76 = 150,862,698.40 : x
  2. Step 2: Convert to fraction form
    268,332,397.60/370,290,131.76 = 150,862,698.40/x
  3. Step 3: Cross multiply
    268,332,397.60x = 370,290,131.76 × 150,862,698.40
  4. Step 4: Simplify right side
    268,332,397.60x = 55,862,968,468,205,144
  5. Step 5: Solve for x
    x = 55,862,968,468,205,144/268,332,397.60
  6. Step 6: Final answer
    x = 208,185,701.64

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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.