Home / 20,698,905,200.70-31,048,357,801.05-6,725,939,564.10

Finding the Fourth Proportional to 20,698,905,200.70, 31,048,357,801.05 and 6,725,939,564.10

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Solution

The fourth proportional to 20,698,905,200.70, 31,048,357,801.05 and 6,725,939,564.10 is: 10,088,909,346.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,698,905,200.70 : 31,048,357,801.05 = 6,725,939,564.10 : x
  2. Step 2: Convert to fraction form
    20,698,905,200.70/31,048,357,801.05 = 6,725,939,564.10/x
  3. Step 3: Cross multiply
    20,698,905,200.70x = 31,048,357,801.05 × 6,725,939,564.10
  4. Step 4: Simplify right side
    20,698,905,200.70x = 208,829,378,134,415,081,472
  5. Step 5: Solve for x
    x = 208,829,378,134,415,081,472/20,698,905,200.70
  6. Step 6: Final answer
    x = 10,088,909,346.15

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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.