Home / 190,862,287.60-286,377,412.20-88,573,673.20

Finding the Fourth Proportional to 190,862,287.60, 286,377,412.20 and 88,573,673.20

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Solution

The fourth proportional to 190,862,287.60, 286,377,412.20 and 88,573,673.20 is: 132,899,482.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,862,287.60 : 286,377,412.20 = 88,573,673.20 : x
  2. Step 2: Convert to fraction form
    190,862,287.60/286,377,412.20 = 88,573,673.20/x
  3. Step 3: Cross multiply
    190,862,287.60x = 286,377,412.20 × 88,573,673.20
  4. Step 4: Simplify right side
    190,862,287.60x = 25,365,499,320,064,492
  5. Step 5: Solve for x
    x = 25,365,499,320,064,492/190,862,287.60
  6. Step 6: Final answer
    x = 132,899,482.86

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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.