Home / 190,862,257.60-286,377,367.20-88,573,643.20

Finding the Fourth Proportional to 190,862,257.60, 286,377,367.20 and 88,573,643.20

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Solution

The fourth proportional to 190,862,257.60, 286,377,367.20 and 88,573,643.20 is: 132,899,437.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,862,257.60 : 286,377,367.20 = 88,573,643.20 : x
  2. Step 2: Convert to fraction form
    190,862,257.60/286,377,367.20 = 88,573,643.20/x
  3. Step 3: Cross multiply
    190,862,257.60x = 286,377,367.20 × 88,573,643.20
  4. Step 4: Simplify right side
    190,862,257.60x = 25,365,486,742,928,184
  5. Step 5: Solve for x
    x = 25,365,486,742,928,184/190,862,257.60
  6. Step 6: Final answer
    x = 132,899,437.86

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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.