Home / 10,126,943,828.21-13,975,182,483.06-5,671,608,204.71

Finding the Fourth Proportional to 10,126,943,828.21, 13,975,182,483.06 and 5,671,608,204.71

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Solution

The fourth proportional to 10,126,943,828.21, 13,975,182,483.06 and 5,671,608,204.71 is: 7,826,819,322.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,126,943,828.21 : 13,975,182,483.06 = 5,671,608,204.71 : x
  2. Step 2: Convert to fraction form
    10,126,943,828.21/13,975,182,483.06 = 5,671,608,204.71/x
  3. Step 3: Cross multiply
    10,126,943,828.21x = 13,975,182,483.06 × 5,671,608,204.71
  4. Step 4: Simplify right side
    10,126,943,828.21x = 79,261,759,633,172,692,992
  5. Step 5: Solve for x
    x = 79,261,759,633,172,692,992/10,126,943,828.21
  6. Step 6: Final answer
    x = 7,826,819,322.57

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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.