Home / 13,153,210,406.40-19,729,815,609.60-10,363,782,885.60

Finding the Fourth Proportional to 13,153,210,406.40, 19,729,815,609.60 and 10,363,782,885.60

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Solution

The fourth proportional to 13,153,210,406.40, 19,729,815,609.60 and 10,363,782,885.60 is: 15,545,674,328.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,153,210,406.40 : 19,729,815,609.60 = 10,363,782,885.60 : x
  2. Step 2: Convert to fraction form
    13,153,210,406.40/19,729,815,609.60 = 10,363,782,885.60/x
  3. Step 3: Cross multiply
    13,153,210,406.40x = 19,729,815,609.60 × 10,363,782,885.60
  4. Step 4: Simplify right side
    13,153,210,406.40x = 204,475,525,350,816,219,136
  5. Step 5: Solve for x
    x = 204,475,525,350,816,219,136/13,153,210,406.40
  6. Step 6: Final answer
    x = 15,545,674,328.40

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Double scale
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1.5x scale

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.