Home / 1,417,680,392.40-2,126,520,588.60-1,223,810,715.60

Finding the Fourth Proportional to 1,417,680,392.40, 2,126,520,588.60 and 1,223,810,715.60

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Solution

The fourth proportional to 1,417,680,392.40, 2,126,520,588.60 and 1,223,810,715.60 is: 1,835,716,073.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,680,392.40 : 2,126,520,588.60 = 1,223,810,715.60 : x
  2. Step 2: Convert to fraction form
    1,417,680,392.40/2,126,520,588.60 = 1,223,810,715.60/x
  3. Step 3: Cross multiply
    1,417,680,392.40x = 2,126,520,588.60 × 1,223,810,715.60
  4. Step 4: Simplify right side
    1,417,680,392.40x = 2,602,458,683,272,698,880
  5. Step 5: Solve for x
    x = 2,602,458,683,272,698,880/1,417,680,392.40
  6. Step 6: Final answer
    x = 1,835,716,073.40

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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.