Home / 147,623,638.60-221,435,457.90-61,423,908.40

Finding the Fourth Proportional to 147,623,638.60, 221,435,457.90 and 61,423,908.40

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Solution

The fourth proportional to 147,623,638.60, 221,435,457.90 and 61,423,908.40 is: 92,135,862.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,623,638.60 : 221,435,457.90 = 61,423,908.40 : x
  2. Step 2: Convert to fraction form
    147,623,638.60/221,435,457.90 = 61,423,908.40/x
  3. Step 3: Cross multiply
    147,623,638.60x = 221,435,457.90 × 61,423,908.40
  4. Step 4: Simplify right side
    147,623,638.60x = 13,601,431,282,561,656
  5. Step 5: Solve for x
    x = 13,601,431,282,561,656/147,623,638.60
  6. Step 6: Final answer
    x = 92,135,862.60

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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.