Home / 124,938,176.40-187,407,264.60-73,793,869.20

Finding the Fourth Proportional to 124,938,176.40, 187,407,264.60 and 73,793,869.20

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Solution

The fourth proportional to 124,938,176.40, 187,407,264.60 and 73,793,869.20 is: 110,690,803.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,938,176.40 : 187,407,264.60 = 73,793,869.20 : x
  2. Step 2: Convert to fraction form
    124,938,176.40/187,407,264.60 = 73,793,869.20/x
  3. Step 3: Cross multiply
    124,938,176.40x = 187,407,264.60 × 73,793,869.20
  4. Step 4: Simplify right side
    124,938,176.40x = 13,829,507,171,022,190
  5. Step 5: Solve for x
    x = 13,829,507,171,022,190/124,938,176.40
  6. Step 6: Final answer
    x = 110,690,803.80

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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.