Home / 106,434,579.60-159,651,869.40-83,476,328.40

Finding the Fourth Proportional to 106,434,579.60, 159,651,869.40 and 83,476,328.40

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Solution

The fourth proportional to 106,434,579.60, 159,651,869.40 and 83,476,328.40 is: 125,214,492.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,434,579.60 : 159,651,869.40 = 83,476,328.40 : x
  2. Step 2: Convert to fraction form
    106,434,579.60/159,651,869.40 = 83,476,328.40/x
  3. Step 3: Cross multiply
    106,434,579.60x = 159,651,869.40 × 83,476,328.40
  4. Step 4: Simplify right side
    106,434,579.60x = 13,327,151,879,708,312
  5. Step 5: Solve for x
    x = 13,327,151,879,708,312/106,434,579.60
  6. Step 6: Final answer
    x = 125,214,492.60

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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.