Home / 70,045,701.45-105,057,776.88-23,360,007.40

Finding the Fourth Proportional to 70,045,701.45, 105,057,776.88 and 23,360,007.40

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Solution

The fourth proportional to 70,045,701.45, 105,057,776.88 and 23,360,007.40 is: 35,036,417.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,045,701.45 : 105,057,776.88 = 23,360,007.40 : x
  2. Step 2: Convert to fraction form
    70,045,701.45/105,057,776.88 = 23,360,007.40/x
  3. Step 3: Cross multiply
    70,045,701.45x = 105,057,776.88 × 23,360,007.40
  4. Step 4: Simplify right side
    70,045,701.45x = 2,454,150,444,884,721
  5. Step 5: Solve for x
    x = 2,454,150,444,884,721/70,045,701.45
  6. Step 6: Final answer
    x = 35,036,417.57

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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.