Home / 190,772,806.40-286,159,209.60-160,161,804.80

Finding the Fourth Proportional to 190,772,806.40, 286,159,209.60 and 160,161,804.80

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Solution

The fourth proportional to 190,772,806.40, 286,159,209.60 and 160,161,804.80 is: 240,242,707.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,772,806.40 : 286,159,209.60 = 160,161,804.80 : x
  2. Step 2: Convert to fraction form
    190,772,806.40/286,159,209.60 = 160,161,804.80/x
  3. Step 3: Cross multiply
    190,772,806.40x = 286,159,209.60 × 160,161,804.80
  4. Step 4: Simplify right side
    190,772,806.40x = 45,831,775,469,677,496
  5. Step 5: Solve for x
    x = 45,831,775,469,677,496/190,772,806.40
  6. Step 6: Final answer
    x = 240,242,707.20

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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.