Home / 109,701,915,748.02-151,376,539,312.62-61,520,043,783.06

Finding the Fourth Proportional to 109,701,915,748.02, 151,376,539,312.62 and 61,520,043,783.06

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Solution

The fourth proportional to 109,701,915,748.02, 151,376,539,312.62 and 61,520,043,783.06 is: 84,890,872,349.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,701,915,748.02 : 151,376,539,312.62 = 61,520,043,783.06 : x
  2. Step 2: Convert to fraction form
    109,701,915,748.02/151,376,539,312.62 = 61,520,043,783.06/x
  3. Step 3: Cross multiply
    109,701,915,748.02x = 151,376,539,312.62 × 61,520,043,783.06
  4. Step 4: Simplify right side
    109,701,915,748.02x = 9,312,691,326,240,484,753,408
  5. Step 5: Solve for x
    x = 9,312,691,326,240,484,753,408/109,701,915,748.02
  6. Step 6: Final answer
    x = 84,890,872,349.32

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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.