Home / 10,608,130,921.50-14,639,235,189.81-5,785,507,565.55

Finding the Fourth Proportional to 10,608,130,921.50, 14,639,235,189.81 and 5,785,507,565.55

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Solution

The fourth proportional to 10,608,130,921.50, 14,639,235,189.81 and 5,785,507,565.55 is: 7,984,008,358.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,608,130,921.50 : 14,639,235,189.81 = 5,785,507,565.55 : x
  2. Step 2: Convert to fraction form
    10,608,130,921.50/14,639,235,189.81 = 5,785,507,565.55/x
  3. Step 3: Cross multiply
    10,608,130,921.50x = 14,639,235,189.81 × 5,785,507,565.55
  4. Step 4: Simplify right side
    10,608,130,921.50x = 84,695,405,944,488,411,136
  5. Step 5: Solve for x
    x = 84,695,405,944,488,411,136/10,608,130,921.50
  6. Step 6: Final answer
    x = 7,984,008,358.42

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.