Home / 25,709,316,830.70-38,563,975,246.05-7,079,688,005.10

Finding the Fourth Proportional to 25,709,316,830.70, 38,563,975,246.05 and 7,079,688,005.10

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Solution

The fourth proportional to 25,709,316,830.70, 38,563,975,246.05 and 7,079,688,005.10 is: 10,619,532,007.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,709,316,830.70 : 38,563,975,246.05 = 7,079,688,005.10 : x
  2. Step 2: Convert to fraction form
    25,709,316,830.70/38,563,975,246.05 = 7,079,688,005.10/x
  3. Step 3: Cross multiply
    25,709,316,830.70x = 38,563,975,246.05 × 7,079,688,005.10
  4. Step 4: Simplify right side
    25,709,316,830.70x = 273,020,912,978,433,540,096
  5. Step 5: Solve for x
    x = 273,020,912,978,433,540,096/25,709,316,830.70
  6. Step 6: Final answer
    x = 10,619,532,007.65

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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.