Home / 66,151,387,312.77-99,226,929,612.35-28,353,453,893.35

Finding the Fourth Proportional to 66,151,387,312.77, 99,226,929,612.35 and 28,353,453,893.35

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Solution

The fourth proportional to 66,151,387,312.77, 99,226,929,612.35 and 28,353,453,893.35 is: 42,530,115,966.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,151,387,312.77 : 99,226,929,612.35 = 28,353,453,893.35 : x
  2. Step 2: Convert to fraction form
    66,151,387,312.77/99,226,929,612.35 = 28,353,453,893.35/x
  3. Step 3: Cross multiply
    66,151,387,312.77x = 99,226,929,612.35 × 28,353,453,893.35
  4. Step 4: Simplify right side
    66,151,387,312.77x = 2,813,426,173,742,451,523,584
  5. Step 5: Solve for x
    x = 2,813,426,173,742,451,523,584/66,151,387,312.77
  6. Step 6: Final answer
    x = 42,530,115,966.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.