Home / 190,862,956.15-286,725,407.15-113,190,804.58

Finding the Fourth Proportional to 190,862,956.15, 286,725,407.15 and 113,190,804.58

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Solution

The fourth proportional to 190,862,956.15, 286,725,407.15 and 113,190,804.58 is: 170,041,794.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,862,956.15 : 286,725,407.15 = 113,190,804.58 : x
  2. Step 2: Convert to fraction form
    190,862,956.15/286,725,407.15 = 113,190,804.58/x
  3. Step 3: Cross multiply
    190,862,956.15x = 286,725,407.15 × 113,190,804.58
  4. Step 4: Simplify right side
    190,862,956.15x = 32,454,679,528,938,924
  5. Step 5: Solve for x
    x = 32,454,679,528,938,924/190,862,956.15
  6. Step 6: Final answer
    x = 170,041,794.30

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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.