Home / 480,274,565.22-720,404,258.94-152,745,355.53

Finding the Fourth Proportional to 480,274,565.22, 720,404,258.94 and 152,745,355.53

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Solution

The fourth proportional to 480,274,565.22, 720,404,258.94 and 152,745,355.53 is: 229,115,619.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,274,565.22 : 720,404,258.94 = 152,745,355.53 : x
  2. Step 2: Convert to fraction form
    480,274,565.22/720,404,258.94 = 152,745,355.53/x
  3. Step 3: Cross multiply
    480,274,565.22x = 720,404,258.94 × 152,745,355.53
  4. Step 4: Simplify right side
    480,274,565.22x = 110,038,404,657,116,496
  5. Step 5: Solve for x
    x = 110,038,404,657,116,496/480,274,565.22
  6. Step 6: Final answer
    x = 229,115,619.74

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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.