Home / 87,037,377,404.31-130,615,702,280.46-30,377,240,399.93

Finding the Fourth Proportional to 87,037,377,404.31, 130,615,702,280.46 and 30,377,240,399.93

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Solution

The fourth proportional to 87,037,377,404.31, 130,615,702,280.46 and 30,377,240,399.93 is: 45,586,674,443.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,037,377,404.31 : 130,615,702,280.46 = 30,377,240,399.93 : x
  2. Step 2: Convert to fraction form
    87,037,377,404.31/130,615,702,280.46 = 30,377,240,399.93/x
  3. Step 3: Cross multiply
    87,037,377,404.31x = 130,615,702,280.46 × 30,377,240,399.93
  4. Step 4: Simplify right side
    87,037,377,404.31x = 3,967,744,588,178,565,627,904
  5. Step 5: Solve for x
    x = 3,967,744,588,178,565,627,904/87,037,377,404.31
  6. Step 6: Final answer
    x = 45,586,674,443.87

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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.