Home / 70,576,904.40-105,865,356.60-28,026,632.40

Finding the Fourth Proportional to 70,576,904.40, 105,865,356.60 and 28,026,632.40

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Solution

The fourth proportional to 70,576,904.40, 105,865,356.60 and 28,026,632.40 is: 42,039,948.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,576,904.40 : 105,865,356.60 = 28,026,632.40 : x
  2. Step 2: Convert to fraction form
    70,576,904.40/105,865,356.60 = 28,026,632.40/x
  3. Step 3: Cross multiply
    70,576,904.40x = 105,865,356.60 × 28,026,632.40
  4. Step 4: Simplify right side
    70,576,904.40x = 2,967,049,433,323,113.50
  5. Step 5: Solve for x
    x = 2,967,049,433,323,113.50/70,576,904.40
  6. Step 6: Final answer
    x = 42,039,948.60

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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.