Home / 91,254,933,752.85-125,915,157,396-52,659,773,567.51

Finding the Fourth Proportional to 91,254,933,752.85, 125,915,157,396 and 52,659,773,567.51

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Solution

The fourth proportional to 91,254,933,752.85, 125,915,157,396 and 52,659,773,567.51 is: 72,660,878,754.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,254,933,752.85 : 125,915,157,396 = 52,659,773,567.51 : x
  2. Step 2: Convert to fraction form
    91,254,933,752.85/125,915,157,396 = 52,659,773,567.51/x
  3. Step 3: Cross multiply
    91,254,933,752.85x = 125,915,157,396 × 52,659,773,567.51
  4. Step 4: Simplify right side
    91,254,933,752.85x = 6,630,663,677,190,112,018,432
  5. Step 5: Solve for x
    x = 6,630,663,677,190,112,018,432/91,254,933,752.85
  6. Step 6: Final answer
    x = 72,660,878,754.77

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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.