Home / 45,313,643,751.03-67,958,872,017.90-13,434,862,315.71

Finding the Fourth Proportional to 45,313,643,751.03, 67,958,872,017.90 and 13,434,862,315.71

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Solution

The fourth proportional to 45,313,643,751.03, 67,958,872,017.90 and 13,434,862,315.71 is: 20,148,856,130.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,313,643,751.03 : 67,958,872,017.90 = 13,434,862,315.71 : x
  2. Step 2: Convert to fraction form
    45,313,643,751.03/67,958,872,017.90 = 13,434,862,315.71/x
  3. Step 3: Cross multiply
    45,313,643,751.03x = 67,958,872,017.90 × 13,434,862,315.71
  4. Step 4: Simplify right side
    45,313,643,751.03x = 913,018,088,691,443,433,472
  5. Step 5: Solve for x
    x = 913,018,088,691,443,433,472/45,313,643,751.03
  6. Step 6: Final answer
    x = 20,148,856,130.57

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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.