Home / 10,126,943,829.21-13,975,182,484.44-5,671,608,205.71

Finding the Fourth Proportional to 10,126,943,829.21, 13,975,182,484.44 and 5,671,608,205.71

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Solution

The fourth proportional to 10,126,943,829.21, 13,975,182,484.44 and 5,671,608,205.71 is: 7,826,819,323.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,126,943,829.21 : 13,975,182,484.44 = 5,671,608,205.71 : x
  2. Step 2: Convert to fraction form
    10,126,943,829.21/13,975,182,484.44 = 5,671,608,205.71/x
  3. Step 3: Cross multiply
    10,126,943,829.21x = 13,975,182,484.44 × 5,671,608,205.71
  4. Step 4: Simplify right side
    10,126,943,829.21x = 79,261,759,655,044,579,328
  5. Step 5: Solve for x
    x = 79,261,759,655,044,579,328/10,126,943,829.21
  6. Step 6: Final answer
    x = 7,826,819,323.95

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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.