Home / 48,177,473,415.36-66,486,707,595.19-28,890,073,531.81

Finding the Fourth Proportional to 48,177,473,415.36, 66,486,707,595.19 and 28,890,073,531.81

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Solution

The fourth proportional to 48,177,473,415.36, 66,486,707,595.19 and 28,890,073,531.81 is: 39,869,377,431.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,177,473,415.36 : 66,486,707,595.19 = 28,890,073,531.81 : x
  2. Step 2: Convert to fraction form
    48,177,473,415.36/66,486,707,595.19 = 28,890,073,531.81/x
  3. Step 3: Cross multiply
    48,177,473,415.36x = 66,486,707,595.19 × 28,890,073,531.81
  4. Step 4: Simplify right side
    48,177,473,415.36x = 1,920,805,871,312,989,585,408
  5. Step 5: Solve for x
    x = 1,920,805,871,312,989,585,408/48,177,473,415.36
  6. Step 6: Final answer
    x = 39,869,377,431.91

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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.