Home / 73,808,465.40-110,712,698.10-68,433,694.20

Finding the Fourth Proportional to 73,808,465.40, 110,712,698.10 and 68,433,694.20

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Solution

The fourth proportional to 73,808,465.40, 110,712,698.10 and 68,433,694.20 is: 102,650,541.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,808,465.40 : 110,712,698.10 = 68,433,694.20 : x
  2. Step 2: Convert to fraction form
    73,808,465.40/110,712,698.10 = 68,433,694.20/x
  3. Step 3: Cross multiply
    73,808,465.40x = 110,712,698.10 × 68,433,694.20
  4. Step 4: Simplify right side
    73,808,465.40x = 7,576,478,925,832,321
  5. Step 5: Solve for x
    x = 7,576,478,925,832,321/73,808,465.40
  6. Step 6: Final answer
    x = 102,650,541.30

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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.