Home / 74,465,153.40-111,697,730.10-73,205,441.40

Finding the Fourth Proportional to 74,465,153.40, 111,697,730.10 and 73,205,441.40

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Solution

The fourth proportional to 74,465,153.40, 111,697,730.10 and 73,205,441.40 is: 109,808,162.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,465,153.40 : 111,697,730.10 = 73,205,441.40 : x
  2. Step 2: Convert to fraction form
    74,465,153.40/111,697,730.10 = 73,205,441.40/x
  3. Step 3: Cross multiply
    74,465,153.40x = 111,697,730.10 × 73,205,441.40
  4. Step 4: Simplify right side
    74,465,153.40x = 8,176,881,635,348,566
  5. Step 5: Solve for x
    x = 8,176,881,635,348,566/74,465,153.40
  6. Step 6: Final answer
    x = 109,808,162.10

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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.