Home / 91,254,933,828.92-125,915,157,500.82-52,659,773,643.62

Finding the Fourth Proportional to 91,254,933,828.92, 125,915,157,500.82 and 52,659,773,643.62

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Solution

The fourth proportional to 91,254,933,828.92, 125,915,157,500.82 and 52,659,773,643.62 is: 72,660,878,859.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,254,933,828.92 : 125,915,157,500.82 = 52,659,773,643.62 : x
  2. Step 2: Convert to fraction form
    91,254,933,828.92/125,915,157,500.82 = 52,659,773,643.62/x
  3. Step 3: Cross multiply
    91,254,933,828.92x = 125,915,157,500.82 × 52,659,773,643.62
  4. Step 4: Simplify right side
    91,254,933,828.92x = 6,630,663,692,293,943,328,768
  5. Step 5: Solve for x
    x = 6,630,663,692,293,943,328,768/91,254,933,828.92
  6. Step 6: Final answer
    x = 72,660,878,859.71

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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.