Home / 124,863,928,378.48-172,312,348,688.70-67,771,250,645.44

Finding the Fourth Proportional to 124,863,928,378.48, 172,312,348,688.70 and 67,771,250,645.44

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Solution

The fourth proportional to 124,863,928,378.48, 172,312,348,688.70 and 67,771,250,645.44 is: 93,524,395,107.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,863,928,378.48 : 172,312,348,688.70 = 67,771,250,645.44 : x
  2. Step 2: Convert to fraction form
    124,863,928,378.48/172,312,348,688.70 = 67,771,250,645.44/x
  3. Step 3: Cross multiply
    124,863,928,378.48x = 172,312,348,688.70 × 67,771,250,645.44
  4. Step 4: Simplify right side
    124,863,928,378.48x = 11,677,823,372,286,343,774,208
  5. Step 5: Solve for x
    x = 11,677,823,372,286,343,774,208/124,863,928,378.48
  6. Step 6: Final answer
    x = 93,524,395,107.04

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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.